Multiple Choice Identify the letter of the choice that best completes the statement or answers the question.

Size: px
Start display at page:

Download "Multiple Choice Identify the letter of the choice that best completes the statement or answers the question."

Transcription

1 CHAPTER 4 Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. 1. A substance is a brittle crystal that conducts electricity in molten liquid state only. Which type of substance is it? a. metallic crystal d. molecular crystal b. ionic crystal e. frozen gas c. covalent crystal 2. A substance is a solid that is ductile and malleable and conducts electricity and heat in the solid state. Which type of substance is it? a. metallic solid d. molecular solid b. ionic solid e. perfect crystal c. covalent solid 3. A solid is soft and has a low melting point. It does not conduct electricity. What type of solid is it? a. metallic solid d. molecular crystal b. ionic crystal e. plasma c. covalent solid 4. Which shape and bond angle are predicted by VSEPR theory for H2O? a. o linear, 180 d. o bent, b. o bent, 120 e. o bent, less than c. bent, less than 120 o 5. What is the basis of metallic bonding? a. the attraction of metal ions for delocalized electrons b. the attraction between neutral metal ions c. the neutralization of protons by electrons d. the attraction of oppositely charged ions e. the sharing of two valence electrons between two atoms 6. When is ionic bonding likely to occur between two atoms? a. when both atoms have low ionization energy and low electron affinity b. when both atoms have high ionization energy and high electron affinity c. when both atoms have high ionization energy and low electron affinity d. when one atom has high ionization energy and high electron affinity, while the other has low ionization energy and low electron affinity e. when one atom has a high ionization energy and low electron affinity, while the other has a low ionization energy and a high electron affinity 7. Polar covalent bonds occur between a. atoms which both have equally high electronegativities b. atoms which have high but unequal electronegativities c. atoms which both have equally low electronegativities d. atoms which both have equally low ionization energies e. atoms which have low but unequal ionization energies 8. Which of the following bonds is likely to exhibit the greatest ionic character? a. H-F d. Cl-Cl b. F-F e. Cl-F c. H-Cl

2 9. According to VSEPR theory, molecules adjust their shapes to keep which of the following as far apart as possible? a. pairs of valence electrons d. mobile electrons b. inner shell electrons e. lone pairs of electrons c. bonding pairs of electrons 10. Four pairs of electrons surrounding a central atom will be arranged a. pyramidally d. linearly b. spherically e. trigonally c. tetrahedrally 11. Diamond and graphite differ in that a. only graphite is composed of carbon atoms b. only graphite conducts electricity c. only graphite burns in oxygen to give carbon dioxide gas d. diamond is less dense than graphite e. diamond is a compound 12. Which of the following is a covalent network solid? a. sodium chloride d. asbestos b. carbon dioxide e. phosphorus c. brass 13. Intermolecular forces are a. forces within covalent molecules that hold them together b. electrostatic forces between ions c. bonds between hydrogen and oxygen atoms in water molecules d. attractive forces between separate covalent molecules e. covalent bonds within a network solid 14. What is the correct order of bond polarity of the bonds F-F, H-F and O-F beginning with the least polar? a. F-F, O-F, H-F d. H-F, F-F, O-F b. F-F, H-F, O-F e. O-F, H-F, F-F c. H-F, O-F, F-F 15. Which of the molecules, CO 2, H2O, NH 3, and BF 3, will be polar? a. CO 2, NH 3 and BF3 d. CO 2, H2O and NH3 b. H2O and NH3 e. CO 2 and BF3 c. H2O and BF3 16. A molecule consisting of a central atom surrounded by two bonding pairs and two non-bonding (lone) pairs of electrons will be a. linear d. trigonal pyramidal b. tetrahedral e. trigonal planar c. bent 17. The shape of a BF ion will be a. trigonal pyramidal d. octahedral b. trigonal planar e. tetrahedral c. trigonal bipyramidal 18. The attractive forces that exist between all covalent molecules are known as a. dipole-dipole forces d. hydrogen bonds b. intramolecular forces e. dispersion forces c. covalent bonds

3 19. Why does a central atom surrounded by 4 atoms have a tetrahedral shape instead of a square planar shape? a. orbitals are never at right angles to each other b. the lone pairs around the central atom push the 4 atoms into this configuration c. the angle in a tetrahedron is larger than in a square planar arrangement d. the 4 atoms want to be as close together as possible e. none of the above 20. What would be the shape of a molecule containing a central atom attached to two other atoms with one lone pair of electrons? a. linear d. tetrahedral b. bent e. trigonal bipyramidal c. trigonal planar 21. What would be the shape of a molecule containing a central atom attached to two other atoms with no lone pairs of electrons? a. linear d. trigonal planar b. bent e. see-saw 22. What would be the shape of a molecule containing a central atom attached to two other atoms with three lone pairs of electrons? a. linear d. trigonal planar b. bent e. see-saw 23. What would be the shape of a molecule containing a central atom attached to three other atoms with one lone pair of electrons? a. linear d. trigonal planar b. bent e. see-saw 24. What would be the shape of a molecule containing a central atom attached to two other atoms with two lone pairs of electrons? a. bent d. see-saw b. trigonal pyramidal e. square planar c. trigonal planar 25. What would be the shape of a molecule containing a central atom attached to four other atoms with one lone pair of electrons? a. trigonal planar d. square pyramidal b. see-saw e. octahedral c. square planar 26. What would be the shape of a molecule containing a central atom attached to four other atoms with two lone pairs of electrons? a. trigonal planar d. square pyramidal b. trigonal pyramidal e. octahedral c. square planar 27. What would be the shape of a molecule containing a central atom attached to five other atoms with one lone pair of electrons? a. trigonal pyramidal d. square pyramidal b. trigonal planar e. octahedral c. square planar

4 28. What would be the shape of a molecule containing a central atom attached to six other atoms? a. trigonal planar d. square pyramidal b. trigonal pyramidal e. octahedral c. square planar 29. What would be the shape of BF 3? a. trigonal planar d. square planar b. trigonal pyramidal e. none of the above c. tetrahedral 30. Which of the following substances would be polar? a. carbon dioxide d. ammonium ion b. boron trifluoride e. sulfate ion c. ammonia 31. Which of the following substances would not be polar? a. hydrogen chloride d. sulfur dioxide b. ammonia e. carbon dioxide c. water 32. Which of the following is not a property of ionic solids. a. conduct electricity in solution d. contain positive and negative ions b. brittle e. ductile c. form a lattice 33. Which forces exist between ammonia, NH 3, particles? I. Van der Waals II. metallic bonding III. hydrogen bonding IV. dipole a. I only d. I, III and IV only b. I and IV only e. I, II and III only c. I and II only 34. Which forces exist between methane, CH 4 particles? I. Van der Waals II. metallic bonding III. hydrogen bonding IV. dipole a. I only d. I, III and IV only b. I and IV only e. I, II and III only c. I and II only 35. Which forces exist between hydrogen chloride, HCl, particles? I. Van der Waals II. metallic bonding III. hydrogen bonding IV. dipole a. I only d. I, III and IV only b. I and IV only e. I, II and II only c. I and II only

5 36. Which forces exist between iron, Fe, particles? I. Van der Waals II. metallic bonding III. hydrogen bonding IV. dipole a. I only d. I, III and IV only b. I and IV only e. I, II and III only c. I and II only 37. What causes high surface tension in water? a. the high boiling point of water d. the low density of ice b. the bent shape of the molecule e. none of the above c. hydrogen bonding 38. When do ionic compounds conduct electricity? I. when warm II. when molten III. when dissolved IV. when gaseous a. II only d. I and II only b. I, II and III only e. II and III only c. IV only 39. Which statement is the best description of hydrogen chloride, HCl? a. polar molecule d. ionic compound b. polar bonds, non polar molecule e. none of the above c. non polar molecule 40. Which statement is the best description of carbon tetrachloride, CF 4? a. polar molecule d. ionic compound b. polar bonds, non polar molecule e. none of the above c. non polar molecule 41. Which statement is the best description of water, H2O? a. polar molecule d. ionic compound b. polar bonds, non polar molecule e. none of the above c. non polar molecule 42. Which statement is the best description of chlorine, Cl 2? a. polar molecule d. ionic compound b. polar bonds, non polar molecule e. none of the above c. non polar molecule 43. Which statement is the best description of potassium chloride, KCl? a. polar molecule d. ionic compound b. polar bonds, non polar molecule e. none of the above c. non polar molecule 44. What type of substance is potassium chloride, KCl? a. ionic d. metallic b. molecular e. none of the above c. covalent network

6 45. What type of substance is carbon dioxide, CO 2? a. ionic d. metallic b. molecular e. none of the above c. covalent network 46. What type of substance is graphite? a. ionic d. metallic b. molecular e. none of the above c. covalent network 47. What type of substance is sodium, Na? a. ionic d. metallic b. molecular e. none of the above c. covalent network 48. What type of substance is hydrogen sulfide, H2S? a. ionic d. metallic b. molecular e. none of the above c. covalent network 49. What type of substance is methane, CH 4? a. ionic d. metallic b. molecular e. none of the above c. covalent network 50. Identify the incorrect set of information about the shapes of molecules with single bonds only. Set Lone pairs on Bonding pairs on Shape central atom central atom A 0 3 trigonal bipyramidal B 0 4 tetrahedral C 0 6 octahedral D 1 3 trigonal pyramidal E 2 2 V shaped a. set A d. set D b. set B e. set E c. set C 51. Which gaseous molecule is non polar? a. ozone, O3 d. NH3 b. HCl e. CH 4 c. H2O 52. Which species is square planar? a. CF4 d. SF4 b. BF41- e. XeF 4 c. PF How would Dr. Richard Bader probably describe a double bond? a. an electron density that is twice as high as a single bond b. a higher electron density than a single bond c. four electrons shared between two atoms d. all of the above e. none of the above

7 54. What types of things does Dr. Robert J. LeRoy use computer simulations to study? a. behaviour of small molecules d. all of the above b. decomposition of small molecules e. none of the above c. intermolecular forces 55. Why are diamonds so hard? a. because they are made of carbon b. because they are made of a three dimensional array of particles c. because it is able to conduct electricity d. because there are covalent bonds between particles e. none of the above 56. What is the shape of hydrogen cyanide, HCN? a. linear d. octahedral b. trigonal planar e. trigonal pyramid c. tetrahedral 57. What is the shape of ammonium, NH41+? a. linear d. octahedral b. trigonal planar e. trigonal pyramidal c. tetrahedral 58. What is the shape of the nitrate ion, NO31-? a. linear d. octahedral b. trigonal planar e. trigonal pyramidal c. tetrahedral 59. What is the shape of sulfur hexahydride, SH 6? a. linear d. octahedral b. trigonal planar e. trigonal pyramidal c. tetrahedral 60. Which species would have the biggest attraction with a proton, H? a. sodium ion, Na d. nitrate ion, NO31-+ b. neon, Ne e. fluoride ion, F 1- c. methane, CH How will four pairs of electrons surrounding a central atom be arranged? a. pyramidally d. linearly b. spherically e. trigonally c. tetrahedrally 62. Six pairs of electrons surrounding a central atom will be arranged a. tetrahedrally d. octahedrally b. spherically e. hexagonally c. trigonal bipyramidally 63. "A partial positive charge at one end of a molecule combined with a partial negative charge at the other end of a molecule" describes... a. an orbital d. a photon b. an absorption spectrum e. a dipole c. a quantum

8 64. What is the bond angle in a bent molecule, such as water? a. 90 b c d e What is the bond angle in a trigonal pyramidal molecule? a. 90 b c d e What is the bond angle in a trigonal planar molecule? a. 90 b c d e What is the shape of a molecule of carbon tetrachloride, CCl 4? a. linear b. trigonal planar d. tetrahedral e. angular 68. What is the shape of a molecule of antimony(iii) fluoride, SbF 3? a. linear b. trigonal planar d. tetrahedral e. angular 69. What is the shape of a molecule of selenium tetrachloride, SeCl 4? a. T-shaped b. seesaw c. trigonal bipyramidal d. square pyramidal e. square planar 70. What is the shape of a molecule of krypton tetraiodide, KrI 4? a. T-shaped b. seesaw c. trigonal bipyramidal d. square pyramidal e. square planar

9 71. Predict the shape of a phosphate ion, PO43. a. seesaw b. trigonal planar d. tetrahedral e. square planar 72. Predict the shape of OF 3+. a. seesaw b. trigonal planar d. tetrahedral e. T-shaped 73. Which compound has polar covalent bonds? a. AgCl 2 b. CH 4 c. Cl 2 d. CF 4 e. B2H8 74. Which compound is truly covalent? a. SO 2 b. MgO c. NH 3 d. PCl 3 e. P2S3 75. Which molecule has a molecular dipole? a. CCl 4 b. NF 3 c. BeF 2 d. CF 4 e. CO Metals can be rolled into sheets and stamped into various forms. In contrast, diamond is very hard and brittle. Which explanation for these different properties is correct? a. Metals have semi-ionic bonds, whereas diamond has covalent bonds. b. The electrons that surround a metal atom are free to move through the metal. The bonding electron pairs in a diamond are held tightly between two carbon atoms in an overall tetrahedral pattern. c. The electrons of a metal are held more tightly to the parent atom than the electrons of carbon. Hence, the bonds in a metal are stronger than the bonds in diamond. d. Diamond has strong double bonds between carbon atoms. Metal bonds are normally single covalent bonds, which bend easily. e. Metals are made of metal atoms, whereas diamond is made of non-metal carbon atoms. 77. Which bond is most polar? a. C O b. C N c. B O d. B N e. S O

10 78. Which compound is the best example of a molecular solid held together by London dispersion forces? a. KI b. Na2O c. H2O d. CO 2 e. NH Which compound is a network solid? a. NaCl (table salt) b. C25H 52 (paraffin wax) c. S 8 (sulfur) d. mixture of C and Fe (steel) e. SiO (quartz) A pure substance melts at 113 C and does not conduct electricity in either the solid or liquid state. How would you classify this substance? a. ionic solid b. network solid c. molecular solid d. metallic solid e. atomic solid 81. A solid compound consists of ions bound in a crystal lattice. Which property would you not expect this solid to have? a. high melting point b. good conductivity in the solid state c. hard d. soluble in a polar solvent e. brittle 82. A substance is a white powder, which melts at 660 C to give a transparent liquid. The substance does not conduct electricity in its solid state, but it does conduct electricity in its liquid state. How would you classify the substance? a. ionic b. network c. molecular d. metallic e. atomic 83. A substance is a white solid, which melts at a temperature greater than 700 C. The substance is extremely hard and not workable. It is a poor conductor of heat and electricity in both its solid and liquid states. How would you classify the substance? a. ionic b. network c. molecular d. metallic e. atomic

11 84. A substance is a silvery white solid, which melts at 675 C to give a silvery liquid. The substance conducts electricity in both its solid and liquid states. How would you classify the substance? a. ionic b. network c. molecular d. metallic e. atomic 85. A substance has an extremely low boiling point of 4 K. It is a clear, colourless gas at room temperature, and it does not conduct electricity in its liquid or solid state. How would you classify this substance? a. ionic b. network c. molecular d. metallic e. atomic

12

SL Score. HL Score ! /30 ! /48. Practice Exam: Paper 1 Topic 4: Bonding. Name

SL Score. HL Score ! /30 ! /48. Practice Exam: Paper 1 Topic 4: Bonding. Name Name Practice Exam: Paper 1 Topic 4: Bonding SL SL Score! /30 HL Score! /48 1. What is the correct Lewis structure for hypochlorous acid, a compound containing chlorine, hydrogen and oxygen? A. B. C. D.

More information

Covalent bonding does not involve electrostatic attraction between oppositely charged particles.

Covalent bonding does not involve electrostatic attraction between oppositely charged particles. SCH3U7 - Topic 4: Bonding Review SL Which of these bonding types would not be classified as strong? Metallic Covalent Ionic Dipole dipole The bond dissociation energy of NaCl is 411 kj mol -1, while that

More information

Review for Chapter 4: Structures and Properties of Substances

Review for Chapter 4: Structures and Properties of Substances Review for Chapter 4: Structures and Properties of Substances You are responsible for the following material: 1. Terms: You should be able to write definitions for the following terms. A complete definition

More information

Unit 1 Module 1 Forces of Attraction page 1 of 10 Various forces of attraction between molecules

Unit 1 Module 1 Forces of Attraction page 1 of 10 Various forces of attraction between molecules Unit 1 Module 1 Forces of Attraction page 1 of 10 Various forces of attraction between molecules 1. Ionic bonds 2. Covalent bonds (also co-ordinate covalent bonds) 3. Metallic bonds 4. Van der Waals forces

More information

Chapters and 7.4 plus 8.1 and 8.3-5: Bonding, Solids, VSEPR, and Polarity

Chapters and 7.4 plus 8.1 and 8.3-5: Bonding, Solids, VSEPR, and Polarity Chapters 7.1-2 and 7.4 plus 8.1 and 8.3-5: Bonding, Solids, VSEPR, and Polarity Chemical Bonds and energy bond formation is always exothermic As bonds form, chemical potential energy is released as other

More information

CHEMICAL BONDING IONIC BONDS COVALENT BONDS HYDROGEN BONDS METALLIC BONDS

CHEMICAL BONDING IONIC BONDS COVALENT BONDS HYDROGEN BONDS METALLIC BONDS CHEMICAL BONDING IONIC BONDS COVALENT BONDS HYDROGEN BONDS METALLIC BONDS IONIC BONDING When an atom of a nonmetal takes one or more electrons from an atom of a metal so both atoms end up with eight valence

More information

Solid Type of solid Type of particle Al(s) aluminium MgCl2 Magnesium chloride S8(s) sulfur

Solid Type of solid Type of particle Al(s) aluminium MgCl2 Magnesium chloride S8(s) sulfur QUESTION (2017:1) (iii) Sodium chloride, NaCl, is another compound that is excreted from the body in sweat. Use your knowledge of structure and bonding to explain the dissolving process of sodium chloride,

More information

Honors Chemistry - Unit 9 Chapter 6: Bonding & Molecular Structures. Unit 9 Packet Page 1 of 14

Honors Chemistry - Unit 9 Chapter 6: Bonding & Molecular Structures. Unit 9 Packet Page 1 of 14 Honors Chemistry - Unit 9 Chapter 6: Bonding & Molecular Structures Unit 9 Packet Page 1 of 14 Vocab Quiz: UT Due: Test Date: Quiz Date(s): FORMULAS/CONSTANTS Memorize VSEPR Chart First 6 Shapes!! OBJECTIVES:

More information

Chapter 6 Chemistry Review

Chapter 6 Chemistry Review Chapter 6 Chemistry Review Multiple Choice Identify the choice that best completes the statement or answers the question. Put the LETTER of the correct answer in the blank. 1. The electrons involved in

More information

General Chemistry Multiple Choice Questions Chapter 5

General Chemistry Multiple Choice Questions Chapter 5 1 Which of the following possesses a polar covalent bond? a NaCl (s) b O 2 (g) c Al (s) d SO 2 (g) 5.1 2 Which is the most electronegative atom? a Cl b Se c Al d Ca 3 Which of the following molecules has

More information

of its physical and chemical properties.

of its physical and chemical properties. 8.4 Molecular Shapes VSEPR Model The shape of a molecule determines many of its physical and chemical properties. Molecular l geometry (shape) can be determined with the Valence Shell Electron Pair Repulsion

More information

Unit Six --- Ionic and Covalent Bonds

Unit Six --- Ionic and Covalent Bonds Unit Six --- Ionic and Covalent Bonds Electron Configuration in Ionic Bonding Ionic Bonds Bonding in Metals Valence Electrons Electrons in the highest occupied energy level of an element s atoms Examples

More information

Chemistry Chapter 6 Test Review

Chemistry Chapter 6 Test Review Chemistry Chapter 6 Test Review Multiple Choice Identify the choice that best completes the statement or answers the question. 1. A mutual electrical attraction between the nuclei and valence electrons

More information

Atoms have the ability to do two things in order to become isoelectronic with a Noble Gas.

Atoms have the ability to do two things in order to become isoelectronic with a Noble Gas. CHEMICAL BONDING Atoms have the ability to do two things in order to become isoelectronic with a Noble Gas. 1.Electrons can be from one atom to another forming. Positive ions (cations) are formed when

More information

Bonding. Chemical Bond: mutual electrical attraction between nuclei and valence electrons of different atoms

Bonding. Chemical Bond: mutual electrical attraction between nuclei and valence electrons of different atoms Chemical Bonding Bonding Chemical Bond: mutual electrical attraction between nuclei and valence electrons of different atoms Type of bond depends on electron configuration and electronegativity Why do

More information

Ch 10 Chemical Bonding, Lewis Structures for Ionic & Covalent Compounds, and Predicting Shapes of Molecules

Ch 10 Chemical Bonding, Lewis Structures for Ionic & Covalent Compounds, and Predicting Shapes of Molecules Fructose Water Ch 10 Chemical Bonding, Lewis Structures for Ionic & Covalent Compounds, and Predicting Shapes of Molecules Carbon Dioxide Ammonia Title and Highlight TN Ch 10.1 Topic: EQ: Right Side NOTES

More information

Ch 6 Chemical Bonding

Ch 6 Chemical Bonding Ch 6 Chemical Bonding What you should learn in this section (objectives): Define chemical bond Explain why most atoms form chemical bonds Describe ionic and covalent bonding Explain why most chemical bonding

More information

Bonding. Honors Chemistry 412 Chapter 6

Bonding. Honors Chemistry 412 Chapter 6 Bonding Honors Chemistry 412 Chapter 6 Chemical Bond Mutual attraction between the nuclei and valence electrons of different atoms that binds them together. Types of Bonds Ionic Bonds Force of attraction

More information

IB Topics 4 & 14 Multiple Choice Practice

IB Topics 4 & 14 Multiple Choice Practice IB Topics 4 & 14 Multiple Choice Practice 1. Which compound has the shortest C N bond? CH 3NH 2 (CH 3) 3CNH 2 CH 3CN CH 3CHNH 2. Which of the following series shows increasing hydrogen bonding with water?

More information

Covalent Bonding. In nature, only the noble gas elements exist as uncombined atoms. All other elements need to lose or gain electrons

Covalent Bonding. In nature, only the noble gas elements exist as uncombined atoms. All other elements need to lose or gain electrons In nature, only the noble gas elements exist as uncombined atoms. They are monatomic - consist of single atoms. All other elements need to lose or gain electrons To form ionic compounds Some elements share

More information

Chapter 6. Preview. Objectives. Molecular Compounds

Chapter 6. Preview. Objectives. Molecular Compounds Section 2 Covalent Bonding and Molecular Compounds Preview Objectives Molecular Compounds Formation of a Covalent Bond Characteristics of the Covalent Bond The Octet Rule Electron-Dot Notation Lewis Structures

More information

Chapter 6. Chemical Bonding

Chapter 6. Chemical Bonding Chapter 6 Chemical Bonding Section 6.1 Intro to Chemical Bonding 6.1 Objectives Define chemical bond. Explain why most atoms form chemical bonds. Describe ionic and covalent bonding. Explain why most chemical

More information

IB Chemistry 11 Kahoot! Review Q s Bonding

IB Chemistry 11 Kahoot! Review Q s Bonding IB Chemistry 11 Kahoot! Review Q s Bonding 1. What is the best description of the carbon-oxygen bond lengths in CO3 2-? A. One short and two long bonds B. One long and two short bonds C. Three bonds of

More information

Edexcel Chemistry A-level

Edexcel Chemistry A-level Edexcel Chemistry A-level Topic 2 - Bonding and Structure Flashcards What are ions? What are ions? Charged particles that is formed when an atom loses or gains electrons What is the charge of the ion when

More information

CHEMISTRY - UTEXAS 1E CH.5 - INTERMOLECULAR FORCES (IMFS)

CHEMISTRY - UTEXAS 1E CH.5 - INTERMOLECULAR FORCES (IMFS) !! www.clutchprep.com CONCEPT: POLARITY Molecules that have sharing of electrons contain a molecular polarity. For these molecules, both and determine the molecular polarity. POLARITY RULES TO BEING NON-POLAR:

More information

AS91164 Bonding, structure, properties and energychanges Level 2 Credits 5

AS91164 Bonding, structure, properties and energychanges Level 2 Credits 5 AS91164 Bonding, structure, properties and energychanges Level 2 Credits 5 LEWIS DIAGRAMS, SHAPES OF MOLECULES, POLAR AND NON POLAR MOLECULES Lewis diagrams: use dots (or x) to represent electrons, show

More information

6 Shapes of molecules and intermolecular forces Answers to practice questions. OCR Chemistry A. Question Answer Marks Guidance

6 Shapes of molecules and intermolecular forces Answers to practice questions. OCR Chemistry A. Question Answer Marks Guidance 1 (a) (i) HI, HBr, HCl, HF 1 (a) (ii) CF 4, CH 3 I, CH 2 Br 2, CHCl 2 F 1 (b) (i) CO 2 and HCN: linear H 2 O and SCl 2 : non-linear BF 3 and SO 3 : trigonal planar NH 3 and H 3 O + : pyramidal AlCl 4 and

More information

1. What is the formula for the compound formed by calcium and nitrogen?

1. What is the formula for the compound formed by calcium and nitrogen? IB Chem 1 Name Topic 4 Bonding - Sample Test Problems 1. What is the formula for the compound formed by calcium and nitrogen? A. CaN B. Ca 2 N C. Ca 2 N 3 D. Ca 3 N 2 2. Element X is in group 2, and element

More information

MC Molecular Structures, Dipole Moments, Geometry, IMF Name: Date:

MC Molecular Structures, Dipole Moments, Geometry, IMF Name: Date: MC Molecular Structures, Dipole Moments, Geometry, IMF Name: Date: 2008 22. Which of the following is a nonpolar molecule that contains polar bonds? (A) F 2 (B) CHF 3 (C) CO 2 (D) HCl (E) NH 3 28. Which

More information

Test Bank for Introductory Chemistry Essentials 5th Edition by Tro

Test Bank for Introductory Chemistry Essentials 5th Edition by Tro Test Bank for Introductory Chemistry Essentials 5th Edition by Tro Sample Introductory Chemistry, 5e (Tro) Chapter 10 Chemical Bonding 10.1 True/False Questions 1) Bonding theories are used to predict

More information

Chemical Bonding. Section 1 Introduction to Chemical Bonding. Section 2 Covalent Bonding and Molecular Compounds

Chemical Bonding. Section 1 Introduction to Chemical Bonding. Section 2 Covalent Bonding and Molecular Compounds Chemical Bonding Table of Contents Section 1 Introduction to Chemical Bonding Section 2 Covalent Bonding and Molecular Compounds Section 3 Ionic Bonding and Ionic Compounds Section 4 Metallic Bonding Section

More information

Chemical Bonding. 5. _c Atoms with a strong attraction for electrons they share with another atom exhibit

Chemical Bonding. 5. _c Atoms with a strong attraction for electrons they share with another atom exhibit CHAPTER 6 REVIEW Chemical Bonding SHORT ANSWER Answer the following questions in the space provided. 1. a A chemical bond between atoms results from the attraction between the valence electrons and of

More information

Notes: Covalent Bonding

Notes: Covalent Bonding Name Chemistry Pre-AP Notes: Covalent Bonding Period The main focus of this unit is on the covalent bond; however, we will briefly treat the ionic and metallic bond as well. I. Chemical Bonding Overview

More information

Name Date Class MOLECULAR COMPOUNDS. Distinguish molecular compounds from ionic compounds Identify the information a molecular formula provides

Name Date Class MOLECULAR COMPOUNDS. Distinguish molecular compounds from ionic compounds Identify the information a molecular formula provides 8.1 MOLECULAR COMPOUNDS Section Review Objectives Distinguish molecular compounds from ionic compounds Identify the information a molecular formula provides Vocabulary covalent bond molecule diatomic molecule

More information

Introduction to Chemical Bonding

Introduction to Chemical Bonding Chemical Bonding Introduction to Chemical Bonding Chemical bond! is a mutual electrical attraction between the nuclei and valence electrons of different atoms that binds the atoms together Why are most

More information

Chapter 7. Ionic & Covalent Bonds

Chapter 7. Ionic & Covalent Bonds Chapter 7 Ionic & Covalent Bonds Ionic Compounds Covalent Compounds 7.1 EN difference and bond character >1.7 = ionic 0.4 1.7 = polar covalent 1.7 Electrons not shared at

More information

PRACTICE EXAMINATION QUESTIONS FOR 1.1 ATOMIC STRUCTURE (includes some questions from 1.4 Periodicity)

PRACTICE EXAMINATION QUESTIONS FOR 1.1 ATOMIC STRUCTURE (includes some questions from 1.4 Periodicity) PRACTICE EXAMINATION QUESTIONS FOR 1.1 ATOMIC STRUCTURE (includes some questions from 1.4 Periodicity) 1. At room temperature, both sodium metal and sodium chloride are crystalline solids which contain

More information

Name: Class: Date: Multiple Choice Identify the letter of the choice that best completes the statement or answers the question.

Name: Class: Date: Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. Name: Class: Date: SCH4U Chapter 4 Formative Test Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. 1. Which of the following statements about

More information

PROPERTIES OF SOLIDS SCH4U1

PROPERTIES OF SOLIDS SCH4U1 PROPERTIES OF SOLIDS SCH4U1 Intra vs. Intermolecular Bonds The properties of a substance are influenced by the force of attraction within and between the molecules. Intra vs. Intermolecular Bonds Intramolecular

More information

***Occurs when atoms of elements combine together to form compounds.*****

***Occurs when atoms of elements combine together to form compounds.***** CHEMICAL BONDING ***Occurs when atoms of elements combine together to form compounds.***** Formation of compounds involve adjustments in the position of one or more valence electrons. PE is lower in bonded

More information

1.3 Bonding. They have full outer shells and the electrons are paired with opposite spins fulfilling the 'octet rule'.

1.3 Bonding. They have full outer shells and the electrons are paired with opposite spins fulfilling the 'octet rule'. 1.3 Bonding Electron configuration: They have full outer shells and the electrons are paired with opposite spins fulfilling the 'octet rule'. Bonding: All other elements on the periodic table will combine

More information

CHEMISTRY Matter and Change Section 8.1 The Covalent Bond

CHEMISTRY Matter and Change Section 8.1 The Covalent Bond CHEMISTRY Matter and Change Section Chapter 8: Covalent Bonding CHAPTER 8 Table Of Contents Section 8.2 Section 8.3 Section 8.4 Section 8.5 Naming Molecules Molecular Structures Molecular Shapes Electronegativity

More information

Chemical Bonding Basic Concepts

Chemical Bonding Basic Concepts Chemical Bonding Basic Concepts Valence electrons are the outer shell electrons of an atom. The valence electrons are the electrons that particpate in chemical bonding. Group e - configuration # of valence

More information

Ionic Bond TRANSFER of electrons between atoms. Ionic Bonding. Ionic Bonding. Ionic Bonding. Attraction that holds atoms together

Ionic Bond TRANSFER of electrons between atoms. Ionic Bonding. Ionic Bonding. Ionic Bonding. Attraction that holds atoms together BONDING Chemical Bond Attraction that holds atoms together Types include IONIC, METALLIC, or COVALENT Differences in electronegativity determine the bond type Ionic Bond TRANSFER of electrons between atoms

More information

Covalent Bonding. In nature, only the noble gas elements exist as uncombined atoms. All other elements need to lose or gain electrons

Covalent Bonding. In nature, only the noble gas elements exist as uncombined atoms. All other elements need to lose or gain electrons In nature, only the noble gas elements exist as uncombined atoms. They are monatomic - consist of single atoms. All other elements need to lose or gain electrons To form ionic compounds Some elements share

More information

Ionic and Covalent Bonding

Ionic and Covalent Bonding 1. Define the following terms: a) valence electrons Ionic and Covalent Bonding the electrons in the highest occupied energy level always electrons in the s and p orbitals maximum of 8 valence electrons

More information

DEFINITION. The electrostatic force of attraction between oppositely charged ions

DEFINITION. The electrostatic force of attraction between oppositely charged ions DEFINITION The electrostatic force of attraction between oppositely charged ions Usually occurs when a metal bonds with a non-metal Ions are formed by complete electron transfer from the metal atoms to

More information

Directions: Please choose the best answer choice for each of the following questions.

Directions: Please choose the best answer choice for each of the following questions. Directions: Please choose the best answer choice for each of the following questions. 1. Kevin is listing the similarities between metallic and ionic bonds for a laboratory project. Which similarity regarding

More information

51. Pi bonding occurs in each of the following species EXCEPT (A) CO 2 (B) C 2 H 4 (C) CN (D) C 6 H 6 (E) CH 4

51. Pi bonding occurs in each of the following species EXCEPT (A) CO 2 (B) C 2 H 4 (C) CN (D) C 6 H 6 (E) CH 4 Name AP Chemistry: Bonding Multiple Choice 41. Which of the following molecules has the shortest bond length? (A) N 2 (B) O 2 (C) Cl 2 (D) Br 2 (E) I 2 51. Pi bonding occurs in each of the following species

More information

Na Cl Wants to lose ONE electron! Na Cl Ionic Bond TRANSFER of electrons between atoms. Ionic Bonding. Ionic Bonding.

Na Cl Wants to lose ONE electron! Na Cl Ionic Bond TRANSFER of electrons between atoms. Ionic Bonding. Ionic Bonding. BONDING Chemical Bond Attraction that holds atoms together Types include IONIC, METALLIC, or COVALENT Differences in electronegativity determine the bond type Ionic Bond TRANSFER of electrons between atoms

More information

Chapter 6. Preview. Lesson Starter Objectives Chemical Bond

Chapter 6. Preview. Lesson Starter Objectives Chemical Bond Preview Lesson Starter Objectives Chemical Bond Section 1 Introduction to Chemical Bonding Lesson Starter Imagine getting onto a crowded elevator. As people squeeze into the confined space, they come in

More information

Chapter 6. Preview. Lesson Starter Objectives Chemical Bond

Chapter 6. Preview. Lesson Starter Objectives Chemical Bond Preview Lesson Starter Objectives Chemical Bond Section 1 Introduction to Chemical Bonding Lesson Starter Imagine getting onto a crowded elevator. As people squeeze into the confined space, they come in

More information

Multiple Choice Identify the choice that best completes the statement or answers the question.

Multiple Choice Identify the choice that best completes the statement or answers the question. Covalent Practice CP November 2015 Multiple Choice Identify the choice that best completes the statement or answers the question. 1. Bromine, atomic number 35, belongs to Group 17. How many electrons does

More information

Class Period. 4. What distinguishes a polar covalent bond from a nonpolar covalent bond?

Class Period. 4. What distinguishes a polar covalent bond from a nonpolar covalent bond? Cut along dotted line. Name Assignment #1 Chemical Bonding (Predicting Bond Types) 1. What is a chemical bond? 2. Why do atoms form chemical bonds? 3. What distinguishes an ionic bond from a covalent bond?

More information

Exam Style Questions

Exam Style Questions Calderglen High School Chemistry Department CfE Higher Chemistry Unit 1: Chemical Changes and Structure Exam Style Questions 1 1.1 Controlling the Rate 1. The graph shows how the rate of a reaction varies

More information

NOTES: Unit 4: Bonding

NOTES: Unit 4: Bonding Name: Regents Chemistry: Mr. Palermo Student Version NOTES: Unit 4: Bonding Name: 1. Ion 2. Positive/Negative ion 3. Stable Octet 4. Diatomic Molecules 5. Electronegativity 6. Ionic Bond 7. Covalent Bond

More information

Bonding and IMF practice test MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

Bonding and IMF practice test MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Exam Name Bonding and IMF practice test MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) There are paired and unpaired electrons in the Lewis symbol

More information

SCH4U1 Atomic & Molecular Structure Test Review

SCH4U1 Atomic & Molecular Structure Test Review SCH4U1 Atomic & Molecular Structure Test Review 1. Which object(s) would you use to describe the shape of the 2p orbital? a. a dumb-bell b. a circle c. a sphere d. two perpendicular dumb-bells e. a doughnut

More information

Chapter 7. Chemical Bonding I: Basic Concepts

Chapter 7. Chemical Bonding I: Basic Concepts Chapter 7. Chemical Bonding I: Basic Concepts Chemical bond: is an attractive force that holds 2 atoms together and forms as a result of interactions between electrons found in combining atoms We rarely

More information

2018 Version. Chemistry AS C2.4 Bonding, Structure and Energy

2018 Version. Chemistry AS C2.4 Bonding, Structure and Energy 2018 Version Chemistry AS 91164 C2.4 Bonding, Structure and Energy 1 Achievement Criteria Bonding and structure are limited to: Lewis structures, shape and polarity of simple molecules. Intermolecular

More information

Chapter 7 Chemical Bonding and Molecular Structure

Chapter 7 Chemical Bonding and Molecular Structure Chapter 7 Chemical Bonding and Molecular Structure Three Types of Chemical Bonding (1) Ionic: formed by electron transfer (2) Covalent: formed by electron sharing (3) Metallic: attraction between metal

More information

Unit 5: Bonding. Place a checkmark next to each item that you can do. If a sample problem is given, complete it as evidence.

Unit 5: Bonding. Place a checkmark next to each item that you can do. If a sample problem is given, complete it as evidence. Unit 5: Bonding Place a checkmark next to each item that you can do. If a sample problem is given, complete it as evidence. Intramolecular Forces: forces of attraction within the same molecule. Examples:

More information

I. Multiple Choice Questions (Type-I)

I. Multiple Choice Questions (Type-I) I. Multiple Choice Questions (Type-I) 1. Isostructural species are those which have the same shape and hybridisation. Among the given species identify the isostructural pairs. (i) [NF 3 and BF 3 ] [BF

More information

Bonding. Polar Vs. Nonpolar Covalent Bonds. Ionic or Covalent? Identifying Bond Types. Solutions + -

Bonding. Polar Vs. Nonpolar Covalent Bonds. Ionic or Covalent? Identifying Bond Types. Solutions + - Chemical Bond Mutual attraction between the nuclei and valence electrons of different atoms that binds them together. Bonding onors Chemistry 412 Chapter 6 Types of Bonds Ionic Bonds Force of attraction

More information

2 Bonding and structure Answers to Exam practice questions

2 Bonding and structure Answers to Exam practice questions Pages 77 80 Exam practice questions 1 a) Bonding between atoms in a metal is the result of electrostatic attractions between positive metal ions in a lattice and delocalised electrons in the outer shell

More information

Chapter 8 Covalent Boding

Chapter 8 Covalent Boding Chapter 8 Covalent Boding Molecules & Molecular Compounds In nature, matter takes many forms. The noble gases exist as atoms. They are monatomic; monatomic they consist of single atoms. Hydrogen chloride

More information

Unit 3 Lesson 4 Ionic, Covalent, and Metallic Bonding. Copyright Houghton Mifflin Harcourt Publishing Company

Unit 3 Lesson 4 Ionic, Covalent, and Metallic Bonding. Copyright Houghton Mifflin Harcourt Publishing Company Opposites Attract What is an ion? An atom has a neutral charge because it has an equal number of electrons and protons. An ion is a particle with a positive or negative charge. An ion forms when an atom

More information

Chem 11 Unit 4 POLARITY, MOLECULE SHAPE, and BEHAVIOUR

Chem 11 Unit 4 POLARITY, MOLECULE SHAPE, and BEHAVIOUR Chem 11 Unit 4 POLARITY, MOLECULE SHAPE, and BEHAVIOUR Polarity is unequal distribution of a charge on a molecule caused by: 1) some degree of ionic character in the bonding (i.e. unequal electron sharing)

More information

Chapter 6 PRETEST: Chemical Bonding

Chapter 6 PRETEST: Chemical Bonding Chapter 6 PRETEST: Chemical In the space provided, write the letter of the term or phrase that best completes each statement or best answers each question. 1.The charge on an ion is a. always positive.

More information

1. A Covalent bonding B Polar covalent bonding C Metallic bonding D Hydrogen bonding E Ionic bonding F London dispersion forces

1. A Covalent bonding B Polar covalent bonding C Metallic bonding D Hydrogen bonding E Ionic bonding F London dispersion forces Higher (National 6) Unit 1: Chemical changes and structure 1c Bonding and structure Problem sheets 1. A Covalent bonding B Polar covalent bonding C Metallic bonding D Hydrogen bonding E Ionic bonding F

More information

IB Chemistry HL Notes according to official criteria/checkpoints. IB Chemistry. Year 2016 Mark 7.00 Pages 58 Published Jan 11, 2017

IB Chemistry HL Notes according to official criteria/checkpoints. IB Chemistry. Year 2016 Mark 7.00 Pages 58 Published Jan 11, 2017 IB Chemistry Year 2016 Mark 7.00 Pages 58 Published Jan 11, 2017 IB Chemistry HL Notes according to official criteria/checkpoints By Anya (99.95 ATAR) Powered by TCPDF (www.tcpdf.org) Your notes author,

More information

CHEMICAL BONDING. Describe the formation of ions by electron loss/gain in order to obtain the electronic structure of a noble gas

CHEMICAL BONDING. Describe the formation of ions by electron loss/gain in order to obtain the electronic structure of a noble gas CHEMICAL BONDING IMPORTANT DEFINITIONS: 1. A charged particle that form from an atom (or a group of atoms) by the loss or Gain of electrons is called an Ion. 2. A positively charged ion formed when an

More information

Hey, Baby. You and I Have a Bond...Ch. 8

Hey, Baby. You and I Have a Bond...Ch. 8 I. IONIC BONDING FUNDAMENTALS A. They form between... 1. A and a a. A to become b. A to become B. How it happens (Let s first focus on two atoms): 1. When a metal and a nonmetal meet, electrons get transferred

More information

6. The molecule which would form a trigonal planar shape would be: a) CH 3 Cl b) SiOF 2 c) NH 3 d) PF 4

6. The molecule which would form a trigonal planar shape would be: a) CH 3 Cl b) SiOF 2 c) NH 3 d) PF 4 A. Multiple Choice. Indicate the correct response on the Scantron card provided. 1. Hydrogen bonding can occur between water molecules and which other substance: a) Carbon tetrachloride b) carbon dioxide

More information

Unit Test: Bonding. , is best described as: A. bent. B. linear. C. T-shaped. D. triangular.

Unit Test: Bonding. , is best described as: A. bent. B. linear. C. T-shaped. D. triangular. Unit Test: Bonding SCH3UE_2009-2010_V1 NAME: Multiple Choice ( 10) 1. Which substance has the lowest electrical conductivity? A. Al (s) B. Al 2 O 3(s) C. KCl (aq) D. HCl (aq) 2. Which bond has the lowest

More information

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Exam Name MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) The F-B-F bond angle in the BF3 molecule is. A) 109.5e B) 120e C) 180e D) 90e E) 60e

More information

Chemical Bonds. Chapter 6

Chemical Bonds. Chapter 6 Chemical Bonds Chapter 6 1 Ch. 6 Chemical Bonding I. How and Why Atoms Bond A. Vocabulary B. Chemical Bonds - Basics C. Chemical Bonds Types D. Chemical Bonds Covalent E. Drawing Lewis Diagrams F. Bond

More information

Covalent Bonds Ch. Why do atoms bond? Atoms want noble gas configuration ( ) For bonds there is a transfer of electrons to get an octet of electrons

Covalent Bonds Ch. Why do atoms bond? Atoms want noble gas configuration ( ) For bonds there is a transfer of electrons to get an octet of electrons Covalent Bonds Ch. Why do atoms bond? Atoms want noble gas configuration ( ) For bonds there is a transfer of electrons to get an octet of electrons For covalent bonds there is a of electrons to get an

More information

CfE Higher Chemistry. Unit 1: Chemical Changes and Structure. Intermolecular forces

CfE Higher Chemistry. Unit 1: Chemical Changes and Structure. Intermolecular forces CfE Higher Chemistry Unit 1: Chemical Changes and Structure Intermolecular forces 05/09/2017 Van der Waal s Forces and London Dispersion Forces 05/09/2017 Learning Outcomes : I can explain the difference

More information

Chemical Bonding: Chemical Formulas HL

Chemical Bonding: Chemical Formulas HL Name: Chemical Bonding 5. Chemical Bonding: Chemical Formulas Ionic Bonding Covalent Bonding Electronegativity Shapes of Molecules and Intermolecular Forces Objectives -understand that compounds can be

More information

Molecular Compounds Compounds that are bonded covalently (like in water, or carbon dioxide) are called molecular compounds

Molecular Compounds Compounds that are bonded covalently (like in water, or carbon dioxide) are called molecular compounds Chapter 8: Covalent Bonding Section 1: Molecular Compounds Bonds are Forces that hold groups of atoms together and make them function as a unit. Two types: Ionic bonds transfer of electrons (gained or

More information

2.2.2 Bonding and Structure

2.2.2 Bonding and Structure 2.2.2 Bonding and Structure Ionic Bonding Definition: Ionic bonding is the electrostatic force of attraction between oppositely charged ions formed by electron transfer. Metal atoms lose electrons to form

More information

Chapter 10. Dipole Moments. Intermolecular Forces (IMF) Polar Bonds and Polar Molecules. Polar or Nonpolar Molecules?

Chapter 10. Dipole Moments. Intermolecular Forces (IMF) Polar Bonds and Polar Molecules. Polar or Nonpolar Molecules? Polar Bonds and Polar Molecules Chapter 10 Liquids, Solids, and Phase Changes Draw Lewis Structures for CCl 4 and CH 3 Cl. What s the same? What s different? 1 Polar Covalent Bonds and Dipole Moments Bonds

More information

Unit 9: CHEMICAL BONDING

Unit 9: CHEMICAL BONDING Unit 9: CHEMICAL BONDING 1 Unit 9: Bonding: 1. Electronegativity 2. Intramolecular Bonding 3. Intermolecular Bonding 4. Drawing Lewis Structures 5. Lewis Structures for Polyatomic Ions 6. Exceptions to

More information

CHAPTER 6: CHEMICAL NAMES AND FORMULAS CHAPTER 16: COVALENT BONDING

CHAPTER 6: CHEMICAL NAMES AND FORMULAS CHAPTER 16: COVALENT BONDING CHAPTER 6: CHEMICAL NAMES AND FORMULAS CHAPTER 16: COVALENT BONDING 6.1 Introduction to Chemical Bonding A chemical bond is a mutual electrical attraction between the nuclei and valence electrons of different

More information

Unit 1 Review: Matter and Chemical Bonding

Unit 1 Review: Matter and Chemical Bonding Unit 1 Review: Matter and Chemical Bonding 1. Do you think DHMO should be banned? Justify your answer. Write the formula for dihydrogen monoxide. H 2 O 2. Name these groups on the periodic table: 1, 2,

More information

Structure and IM Forces Practice Problems

Structure and IM Forces Practice Problems Structure and IM Forces Practice Problems 1) An ionic compound 1) A) hasa net positive charge. B) hasa net negative charge. C) contains only cations. D) contains covalent bonds between anions and cations.

More information

Chemistry 51 Chapter 5 OCTET RULE & IONS

Chemistry 51 Chapter 5 OCTET RULE & IONS OCTET RULE & IONS Most elements, except noble gases, combine to form compounds. Compounds are the result of the formation of chemical bonds between two or more different elements. In the formation of a

More information

Scientists learned that elements in same group on PT react in a similar way. Why?

Scientists learned that elements in same group on PT react in a similar way. Why? Unit 5: Bonding Scientists learned that elements in same group on PT react in a similar way Why? They all have the same number of valence electrons.which are electrons in the highest occupied energy level

More information

Chapter 9 Molecular Geometry. Lewis Theory-VSEPR Valence Bond Theory Molecular Orbital Theory

Chapter 9 Molecular Geometry. Lewis Theory-VSEPR Valence Bond Theory Molecular Orbital Theory Chapter 9 Molecular Geometry Lewis Theory-VSEPR Valence Bond Theory Molecular Orbital Theory Sulfanilamide Lewis Structures and the Real 3D-Shape of Molecules Lewis Theory of Molecular Shape and Polarity

More information

Bonding: Part Two. Three types of bonds: Ionic Bond. transfer valence e - Metallic bond. (NaCl) (Fe) mobile valence e - Covalent bond

Bonding: Part Two. Three types of bonds: Ionic Bond. transfer valence e - Metallic bond. (NaCl) (Fe) mobile valence e - Covalent bond Bonding: Part Two Three types of bonds: Ionic Bond transfer valence e - Metallic bond mobile valence e - Covalent bond (NaCl) (Fe) shared valence e - (H 2 O) 1 Single Covalent Bond H + H H H H-atoms H

More information

Chemistry Semester Test (a): 1. Low electrical conductivity is a property of: A. ions in solutions B. metals C. molten salts D. molecular compounds

Chemistry Semester Test (a): 1. Low electrical conductivity is a property of: A. ions in solutions B. metals C. molten salts D. molecular compounds Chemistry Semester Test (a): Name Chapters 1-6 Period: Write the letter of the best answer in the space provided. 1. Low electrical conductivity is a property of: A. ions in solutions B. metals C. molten

More information

Chapter 4. Molecular Structure and Orbitals

Chapter 4. Molecular Structure and Orbitals Chapter 4 Molecular Structure and Orbitals Chapter 4 Table of Contents (4.1) (4.2) (4.3) (4.4) (4.5) (4.6) (4.7) Molecular structure: The VSEPR model Bond polarity and dipole moments Hybridization and

More information

National 5 Chemistry

National 5 Chemistry St Ninian s High School Chemistry Department National 5 Chemistry Unit 1: Chemical Changes & Structure Section 3: Bonding & Properties of Substances Summary Notes Name Learning Outcomes After completing

More information

Topic 4: Bonding. Adapted from Mr Field

Topic 4: Bonding. Adapted from Mr Field Topic 4: Bonding Adapted from Mr Field 4.1 Ionic Bonding and Structure Ionic bonding An ionic bond is: The electrostatic attraction between two oppositely charged ions sodium fluoride lithium oxide F -

More information

TOPIC 4 ANSWERS & MARK SCHEMES QUESTIONSHEET 1 IONIC BONDING

TOPIC 4 ANSWERS & MARK SCHEMES QUESTIONSHEET 1 IONIC BONDING TOPIC 4 ANSWERS & MARK SCEMES QUESTIONSEET 1 IONIC BONDING a) A bond formed by the complete transfer of one or more electrons from one atom to another to form ions of opposite charge which attract each

More information

Ionic Compounds and Ionic Bonding

Ionic Compounds and Ionic Bonding Ionic Compounds and Ionic Bonding Definitions Review: Crystal Lattice - 3D continuous repeating pattern of positive and negative ions in an ionic solid Formula Unit- smallest possible neutral unit of an

More information

F321: Atoms, Bonds and Groups Structure & Bonding

F321: Atoms, Bonds and Groups Structure & Bonding F321: Atoms, Bonds and Groups Structure & Bonding 1. This question is about different models of bonding and molecular shapes. Magnesium sulfide shows ionic bonding. What is meant by the term ionic bonding?

More information

Q1. The table below shows the boiling points of some hydrogen compounds formed by Group 6 elements. S H 2 O H 2. Boiling point / K

Q1. The table below shows the boiling points of some hydrogen compounds formed by Group 6 elements. S H 2 O H 2. Boiling point / K Q1. The table below shows the boiling points of some hydrogen compounds formed by Group 6 elements. H O H S H Se H Te Boiling point / K 373 1 3 71 (a) State the strongest type of intermolecular force in

More information

Bonding: Part Two. Three types of bonds: Ionic Bond. transfer valence e - Metallic bond. (NaCl) (Fe) mobile valence e - Covalent bond

Bonding: Part Two. Three types of bonds: Ionic Bond. transfer valence e - Metallic bond. (NaCl) (Fe) mobile valence e - Covalent bond Bonding: Part Two Three types of bonds: Ionic Bond transfer valence e - Metallic bond mobile valence e - Covalent bond (NaCl) (Fe) shared valence e - (H 2 O) 1 Single Covalent Bond H + H H H H-atoms H

More information