# PERIODIC TABLE OF THE ELEMENTS

Save this PDF as:

Size: px
Start display at page:

## Transcription

1 Useful Constants and equations: K = o C Avogadro's number = x d = density = mass/volume R H = x J c = E = h = hc/ h = x J s c = x 10 8 m/s E n = -R H Z 2 (1/n 2 ), Z = atomic number E - R HZ 2 R = L atm / mol K n f n i 2 1 1A 1 H Li Na K Rb Cs Fr A 4 Be Mg PERIODIC TABLE OF THE ELEMENTS 26 Fe Atomic number Atomic mass Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Sr Ba Ra Y La * Ac Zr Hf Rf Nb Ta Db Mo W Sg Tc Re Bh Ru Os Hs Rh Ir Mt Pd Pt Ds Ag Au Cd Hg A 5 B Al Ga In Tl A 6 C Si Ge Sn Pb A 7 N P As Sb Bi A 8 O S Se Te Po A 9 F Cl Br I At A 2 He Ne Ar Kr Xe Rn 222 * Lanthanides Actinides 58 Ce Th Pr Pa Nd U Pm Np Sm Pu Eu Am Gd Cm Tb Bk Dy Cf Ho Es Er Fm Tm Md Yb No Lu Lr 260

2 1. (3) A particular isotope of an element has a mass number of 152. There are 60 electrons in the +2 ion of the isotope. Identify the element, the number of protons and the number of neutrons of this particular isotope. a) 62 protons, 90 neutrons : Sm b) 66 protons, 86 neutrons : Dy c) 60 protons, 92 neutrons : Nd d) 63 protons, 89 neutrons : Eu e) 57 protons, 95 neurons : La 2. (4) A sample of water has a mass of g at 24.0 o C. The density of water at 24.0 o C is g/ml. What is the volume of the water, in L and to the correct number of significant figures. a) x 10-1 b) x 10-1 c) 2.36 x 10-1 d) 2.36 x 10 1 e) x (4) The atomic weight of Cu is There are only two naturally occurring isotopes of copper, 63 Cu and 65 Cu. The natural abundance of the 63 Cu isotope must be approximately: a) 10% b) 30% c) 50% d) 70% e) 90% 4. (4) Which of the following compounds is named correctly? a) SnO 2 tin(ii) oxide b) NaNO 2 sodium nitrate c) NO nitrogen oxide d) Al 2 S 3 dialuminum trisulfide e) Na 2 O 2 sodium peroxide 5. (3) Which element is expected to be most chemically similar to phosphorus? a) S b) As c) Se d) Ge e) Si 6. (3) The element dysprosium, Dy, forms an oxide with the formula Dy 2 O 3. The corresponding bromide of dysprosium has the formula: a) Dy 2 Br 3 b) DyBr c) DyBr 2 d) DyBr 3 e) Dy 3 Br 2

3 7. (4) A fluoride salt of an alkaline earth metal has a molar mass of 78 g/mol. What is the formula of this salt? a) CaF 2 b) NaF 2 c) KF d) SrF 2 e) LiF 8. (4) A hydrogen atom with its electron in the n=3 energy level absorbs light with a wavelength of 1879 nm. The final energy level of the electron is? a) n = 1 b) n = 2 c) n = 4 d) n = 5 e) n = 6 9. (4) How many of the following elements have an incorrect electron configuration? Fe [Ar] 4s 2 3d 6 At [Xe] 6s 2 5d 10 6p 5 Os [Xe] 6s 2 5d 6 S [He] 3s 2 3p 4 Sr [Kr] 5s 2 a) one b) two c) three d) four e) five 10. (3) Which of the following has the largest number of unpaired electrons? a) Zn b) Bi c) Pd d) Te e) Rb 11. (3) Which of the following sets of quantum numbers is not possible? a) n = 1, l = 0, m l = 0 b) n = 3, l = 2, m l = -1 c) n = 4, l = 4, m l = 1 d) n = 2, l = 1, m l = -1 e) n = 6, l = 1, m l = (4) Consider the following series of elements/ions: I. Al < Si < P < S II. Be < Mg < Ca < Sr III. I < Br < Cl < F IV. Na + < Mg 2+ < Al 3+ < Si 4+ Which gives the correct trend in size? a) I b) II c) III d) IV e) II and IV

4 13. (4) How many of the following sets represent an isoelectronic series? I. S +, Cl 2+, Ar, K - II. Ga 2-, As, Br 2+, Rb 4+ III. Li +, Na +, K +, Rb + IV CH 4, BH - + 4, NH 4 V. Mg 2-, Na -, Ne, F + a) 1 b) 2 c) 3 d) 4 e) (3) Of the following, the atom with the largest first ionization energy is the one with the electron configuration: a) [Ne] 3s 2 3p 2 b) [Ne] 3s 2 3p 3 c) [He] 2s 2 2p 4 d) [He] 2s 2 2p 3 e) [Ar] 4s 2 3d 10 4p (3) Which of the following elements has the largest second ionization energy? a) Mg b) Al c) Na d) Li e) Ca Shown below are four energy diagrams. Use these to answer the next two questions. 16. (3) Which of these energy diagrams describes the ground state of copper, Cu? a) b) c) d) e) none of them (a-d) 17. (3) Which of these energy diagrams describes an excited state of copper, Cu? a) b) c) d) e) none of them (a-d)

5 Shown below are five covalent compounds. Use them to answer the next two (2) questions: SCl 2 SiCl 4 PCl 5 Cl 2 NCl (3) In which compound are the bonds most polar? a) SCl 2 b) SiCl 4 c) PCl 5 d) Cl 2 e) NCl (3) How many of these compounds are polar? a) 1 b) 2 c) 3 d) 4 e) 5 Draw the Lewis structures for the following compounds and use this information to answer the next four questions. I. SeO 2 II. XeCl 4 III. HCN IV. CO (3) How many of these compounds exhibit resonance? a) 0 b) 1 c) 2 d) 3 e) (3) How many of these compounds are polar? a) 0 b) 1 c) 2 d) 3 e) (3) How many of these compounds have a central atom with sp 2 hybridization? a) 0 b) 1 c) 2 d) 3 e) (3) What is the largest (most positive) formal charge in CO 2-3? a) +2 b) +1 c) 0 d) -1 e) -2

6 Shown to the right is the incomplete structure of the artificial sweetener, Aspartame. Complete the structure and use it to answer the next three (3) questions. 24. (3) How many bonds are present in this structure? a) 2 b) 3 c) 4 d) 5 e) (3) What are the approximate bond angles around the starred atoms in this compound? C N O a) b) c) d) e) (3) The energy diagram below corresponds to which of the starred atoms? a) C * b) O * c) N * d) more than one of them e) none of them

7 Draw the Lewis structures for the following compounds and use this information to answer the next four questions. I. IF 3 II. SeCl 4 III. SO 3 IV. ClF (3) Which of these compounds obeys the octet rule? a) I b) II c) III d) IV e) more than one of them (I - IV) 28. (3) Which of these compounds has a central atom with d 2 sp 3 hybridization? a) I b) II c) III d) IV e) more than one of them (I - IV) 29. (3) Which of these compounds has a formal charge of +2 on the central atom? a) I b) II c) III d) IV e) more than one of them (I - IV) 30. (3) How many of these compounds are matched to their correct molecular shape? IF 3 SeCl 4 SO 3 ClF 5 T shaped square planar trigonal planar square pyramidal a) 0 b) 1 c) 2 d) 3 e) 4 Shown below is the Lewis structure of a compound with an unknown central atom, X. Use this structure to answer the next two questions. 31. (3) Which of the atoms listed below could be X? F F X S F 3- a) C b) O c) Cl d) Se e) more than one of these (a-d) could be X 32. (3) This ion is: a) square planar and polar b) square planar and non-polar c) see saw shaped and polar d) see saw shaped and non-polar e) none of the above (a-d)

8

### Atoms and the Periodic Table

Atoms and the Periodic Table Parts of the Atom Proton Found in the nucleus Number of protons defines the element Charge +1, mass 1 Parts of the Atom Neutron Found in the nucleus Stabilizes the nucleus

### The Periodic Table of Elements

The Periodic Table of Elements 8 Uuo Uus Uuh (9) Uup (88) Uuq (89) Uut (8) Uub (8) Rg () 0 Ds (9) 09 Mt (8) 08 Hs (9) 0 h () 0 Sg () 0 Db () 0 Rf () 0 Lr () 88 Ra () 8 Fr () 8 Rn () 8 At (0) 8 Po (09)

### CHEM 130 Exp. 8: Molecular Models

CHEM 130 Exp. 8: Molecular Models In this lab, we will learn and practice predicting molecular structures from molecular formulas. The Periodic Table of the Elements IA 1 H IIA IIIA IVA VA VIA VIIA 3 5

### Made the FIRST periodic table

Made the FIRST periodic table 1869 Mendeleev organized the periodic table based on the similar properties and relativities of certain elements Later, Henri Moseley organized the elements by increasing

### 8. Relax and do well.

CHEM 1225 Exam I John I. Gelder February 4, 1999 Name KEY TA's Name Lab Section Please sign your name below to give permission to post your course scores on homework, laboratories and exams. If you do

### Ch. 9 NOTES ~ Chemical Bonding NOTE: Vocabulary terms are in boldface and underlined. Supporting details are in italics.

Ch. 9 NOTES ~ Chemical Bonding NOTE: Vocabulary terms are in boldface and underlined. Supporting details are in italics. I. Review: Comparison of ionic and molecular compounds Molecular compounds Ionic

### Marks for each question are as indicated in [] brackets.

Name Student Number CHEMISTRY 140 FINAL EXAM December 10, 2002 Numerical answers must be given with appropriate units and significant figures. Please place all answers in the space provided for the question.

### INSTRUCTIONS: Exam III. November 10, 1999 Lab Section

CHEM 1215 Exam III John III. Gelder November 10, 1999 Name TA's Name Lab Section INSTRUCTIONS: 1. This examination consists of a total of 7 different pages. The last page includes a periodic table and

### Chapter 3: Stoichiometry

Chapter 3: Stoichiometry Chem 6A Michael J. Sailor, UC San Diego 1 Announcements: Thursday (Sep 29) quiz: Bring student ID or we cannot accept your quiz! No notes, no calculators Covers chapters 1 and

### Modified from: Larry Scheffler Lincoln High School IB Chemistry 1-2.1

Modified from: Larry Scheffler Lincoln High School IB Chemistry 1-2.1 The development of the periodic table brought a system of order to what was otherwise an collection of thousands of pieces of information.

### Chapter 12 The Atom & Periodic Table- part 2

Chapter 12 The Atom & Periodic Table- part 2 Electrons found outside the nucleus; negatively charged Protons found in the nucleus; positive charge equal in magnitude to the electron s negative charge Neutrons

### 8. Relax and do well.

CHEM 1314.03 Exam I John I. Gelder September 25, 1997 Name TA's Name Lab Section Please sign your name below to give permission to post, by the last 4 digits of your student I.D. number, your course scores

### Using the Periodic Table

MATH SKILLS TRANSPARENCY WORKSHEET Using the Periodic Table 6 Use with Chapter 6, Section 6.2 1. Identify the number of valence electrons in each of the following elements. a. Ne e. O b. K f. Cl c. B g.

### Chemistry Standard level Paper 1

Chemistry Standard level Paper 1 Thursday 12 May 2016 (morning) 45 minutes Instructions to candidates Do not open this examination paper until instructed to do so. Answer all the questions. For each question,

### CHEMISTRY 102 Fall 2014 HOUR EXAM I Page 1

OUR EXAM I Page 1 1. Draw the Lewis structure for ICl5. ow many of the following four statements (I-IV) is/are true regarding ICl5? I. The central atom in ICl5 has one lone pair of electrons. II. Some

### 9/20/2017. Elements are Pure Substances that cannot be broken down into simpler substances by chemical change (contain Only One Type of Atom)

CAPTER 6: TE PERIODIC TABLE Elements are Pure Substances that cannot be broken down into simpler substances by chemical change (contain Only One Type of Atom) The Periodic Table (Mendeleev) In 1872, Dmitri

### A little history. When and How? Sir William Ramsey. ü 12/5/13. ü 1. Who put together the first useable Periodic Table?

ü // A little history Johahann Dobereiner (80-89) o Triads John Newlands (8-898) o Law of Octaves Who put together the first useable ic Table? Mendeleev you remember him right? When and How? You know it

### Fall 2011 CHEM Test 4, Form A

Fall 2011 CHEM 1110.40413 Test 4, Form A Part I. Multiple Choice: Clearly circle the best answer. (60 pts) Name: 1. The common constituent in all acid solutions is A) H 2 SO 4 B) H 2 C) H + D) OH 2. Which

### Chemistry Standard level Paper 1

M17/4/EMI/SPM/ENG/TZ1/XX hemistry Standard level Paper 1 Thursday 11 May 2017 (afternoon) 45 minutes Instructions to candidates Do not open this examination paper until instructed to do so. Answer all

### 7. Relax and do well.

CHEM 1215 Exam II John II. Gelder October 13, 1999 Name TA's Name Lab Section INSTRUCTIONS: 1. This examination consists of a total of 5 different pages. The last page includes a periodic table and a solubility

### Atomic Structure & Interatomic Bonding

Atomic Structure & Interatomic Bonding Chapter Outline Review of Atomic Structure Atomic Bonding Atomic Structure Atoms are the smallest structural units of all solids, liquids & gases. Atom: The smallest

### What is the periodic table?

The periodic table of the elements represents one of the greatest discoveries in the history of science that certain elements, the basic chemical substances from which all matter is made, resemble each

### Circle the letters only. NO ANSWERS in the Columns! (3 points each)

Chemistry 1304.001 Name (please print) Exam 4 (100 points) April 12, 2017 On my honor, I have neither given nor received unauthorized aid on this exam. Signed Date Circle the letters only. NO ANSWERS in

### Circle the letters only. NO ANSWERS in the Columns!

Chemistry 1304.001 Name (please print) Exam 5 (100 points) April 18, 2018 On my honor, I have neither given nor received unauthorized aid on this exam. Signed Date Circle the letters only. NO ANSWERS in

### SCIENCE 1206 UNIT 2 CHEMISTRY. September 2017 November 2017

SCIENCE 1206 UNIT 2 CHEMISTRY September 2017 November 2017 UNIT OUTLINE 1. Review of Grade 9 Terms & the Periodic Table Bohr diagrams Evidence for chemical reactions Chemical Tests 2. Naming & writing

### ORBITAL DIAGRAM - A graphical representation of the quantum number "map" of electrons around an atom.

178 (MAGNETIC) SPIN QUANTUM NUMBER: "spin down" or "spin up" - An ORBITAL (region with fixed "n", "l" and "ml" values) can hold TWO electrons. ORBITAL DIAGRAM - A graphical representation of the quantum

### 6.3 Classifying Elements with the Periodic Table

6.3 Classifying Elements with the Periodic Table The Periodic Table was developed by scientists to organize elements in such a way as to make sense of the growing information about their properties. The

### Chemistry 126 Final Examination, Prof. Hanson, May, Section B or D (circle one) Seat Coordinate Name

Chemistry 126 Final Examination, Prof. Hanson, May, 2004 Section B or D (circle one) Seat Coordinate Name DO NOT OPEN THIS EXAM UNTIL INSTRUCTED TO DO SO Each asterisk () is 5 points. There are 40 s, for

### Grade 11 Science Practice Test

Grade 11 Science Practice Test Nebraska Department of Education 2012 Directions: On the following pages of your test booklet are multiple-choice questions for Session 1 of the Grade 11 Nebraska State Accountability

### 30 Zn(s) 45 Rh. Pd(s) Ag(s) Cd(s) In(s) Sn(s) white. 77 Ir. Pt(s) Au. Hg(l) Tl. 109 Mt. 111 Uuu. 112 Uub. 110 Uun. 65 Tb. 62 Sm. 64 Gd. 63 Eu.

Enthalpy changes: experimentally it is much easier to measure heat flow at const pressure - this is enthalpy q p = )H : also nearly all chemical reactions are done at constant pressure. Enthalpy (heat)

### Atomic Emission Spectra. and. Flame Tests. Burlingame High School Chemistry

Atomic Structure Atomic Emission Spectra and Flame Tests Flame Tests Sodium potassium lithium When electrons are excited they bump up to a higher energy level. As they bounce back down they release energy

### single-layer transition metal dichalcogenides MC2

single-layer transition metal dichalcogenides MC2 Period 1 1 H 18 He 2 Group 1 2 Li Be Group 13 14 15 16 17 18 B C N O F Ne 3 4 Na K Mg Ca Group 3 4 5 6 7 8 9 10 11 12 Sc Ti V Cr Mn Fe Co Ni Cu Zn Al Ga

### Lewis dot structures for molecules

1 Lewis dot structures for molecules In the dot structure of a molecule, - SHARED valence electrons are shown with dashes - one per pair. - UNSHARED valence electrons ("lone pairs") are represented by

### ... but using electron configurations to describe how aluminum bromide forms is a bit cumbersome! Can we simplify the picture a bit?

193... but using electron configurations to describe how aluminum bromide forms is a bit cumbersome! Can we simplify the picture a bit? LEWIS NOTATION / ELECTRON-DOT NOTATION - Lewis notation represents

### NAME: SECOND EXAMINATION

1 Chemistry 64 Winter 1994 NAME: SECOND EXAMINATION THIS EXAMINATION IS WORTH 100 POINTS AND CONTAINS 4 (FOUR) QUESTIONS THEY ARE NOT EQUALLY WEIGHTED! YOU SHOULD ATTEMPT ALL QUESTIONS AND ALLOCATE YOUR

### VIIIA H PREDICTING CHARGE

58 IA PREDICTING CHARGE VIIIA H IIA IIIA IVA VA VIA VIIA You can reliably determine the charge using our method for Groups IA, IIA, IIIB, Aluminum, and the Group VA, VIA, and VIIA NONMETALS Li Be B C N

### CHEM 108 (Fall-2003) Exam Final (100 pts)

CHEM 108 (Fall-2003) Exam Final (100 pts) Name: -------------------------------------------------------------------------------, SSN -------------------------------- LAST NAME, First (Circle the alphabet

### EXAMPLES. He VIA VIIA Li Be B C N O F Ne

59 IA EXAMPLES VIIIA H IIA IIIA IVA VA He VIA VIIA Li Be B C N O F Ne Na Mg IIIB IVB VB Al Si P VIB VIIB VIIIB IB IIB S Cl Ar K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru

### Chemistry 1 Second Lecture Exam Fall Abbasi Khajo Kruft Levine Mathias Mathias/Ortiz Metlitsky Rahi Sanchez-Delgado Vasserman

Page 1 of 9 Chemistry 1 Second Lecture Exam Fall 2011 Name Circle the name of your recitation/lab instructor(s) Abbasi Khajo Kruft Levine Mathias Mathias/Ortiz Metlitsky Rahi Sanchez-Delgado Vasserman

### (FIRST) IONIZATION ENERGY

181 (FIRST) IONIZATION ENERGY - The amount of energy required to remove a single electron from the outer shell of an atom. - Relates to reactivity for metals. The easier it is to remove an electron, the

### 1. Following Dalton s Atomic Theory, 2. In 1869 Russian chemist published a method. of organizing the elements. Mendeleev showed that

20 CHEMISTRY 11 D. Organizing the Elements The Periodic Table 1. Following Dalton s Atomic Theory, By 1817, chemists had discovered 52 elements and by 1863 that number had risen to 62. 2. In 1869 Russian

### Chemistry Higher level Paper 1

hemistry igher level Paper 1 Thursday 11 May 2017 (afternoon) 1 hour Instructions to candidates Do not open this examination paper until instructed to do so. Answer all the questions. For each question,

### - Some properties of elements can be related to their positions on the periodic table.

179 PERIODIC TRENDS - Some properties of elements can be related to their positions on the periodic table. ATOMIC RADIUS - The distance between the nucleus of the atoms and the outermost shell of the electron

### Reporting Category 1: Matter and Energy

Name: Science Teacher: Reporting Category 1: Matter and Energy Atoms 8.5A Fill in the missing information to summarize what you know about atomic structure. Name of Subatomic Particle Location within the

### [ ]:543.4(075.8) 35.20: ,..,..,.., : /... ;. 2-. ISBN , - [ ]:543.4(075.8) 35.20:34.

.. - 2-2009 [661.87.+661.88]:543.4(075.8) 35.20:34.2373-60..,..,..,..,.. -60 : /... ;. 2-. : -, 2008. 134. ISBN 5-98298-299-7 -., -,,. - «,, -, -», - 550800,, 240600 «-», -. [661.87.+661.88]:543.4(075.8)

### Chapter 8 Test Study Guide AP Chemistry 6 points DUE AT TEST (Wed., 12/13/17) Date:

Chapter 8 Test Study Guide Name: AP Chemistry 6 points DUE AT TEST (Wed., 12/13/17) Date: Topics to be covered on the December 13, 2017 test: bond bond energy ionic bond covalent bond polar covalent bond

### Spin Cut-off Parameter of Nuclear Level Density and Effective Moment of Inertia

Commun. Theor. Phys. (Beijing, China) 43 (005) pp. 709 718 c International Academic Publishers Vol. 43, No. 4, April 15, 005 Spin Cut-off Parameter of Nuclear Level Density and Effective Moment of Inertia

### VIIIA He IIA IIIA IVA VA VIA VIIA. Li Be B C N O F Ne. Na Mg VIB VIIB VIIIB IB IIB S. K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br

188 THE FIRST TWO PERIODIC TRENDS IN A NUTSHELL LARGER IONIZATION ENERGY SMALLER RADIUS IA H IIA IIIA IVA VA VIA VIIA VIIIA He Li Be B C N O F Ne Na Mg IIIB IVB VB Al Si P VIB VIIB VIIIB IB IIB S Cl Ar

### Atoms and The Periodic Table

Atoms and The Periodic Table A. Early Models of the Atom 1. The earliest models of the atom came in the 5 th century B.C. when In the 4 th century, B.C., rejected this idea and proposed that earthly matter

### Chapter 3: Compounds

Chapter 3: Compounds Chapter 3 Educational Goals 1. Understand where electrons are located in atoms and how the locations of electrons affect the energy of the atom. 2. Define the term valence electron

### Name Date Class STUDY GUIDE FOR CONTENT MASTERY. covalent bond molecule sigma bond exothermic pi bond

Covalent Bonding Section 9.1 The Covalent Bond In your textbook, read about the nature of covalent bonds. Use each of the terms below just once to complete the passage. covalent bond molecule sigma bond

### Chem 6 Sample exam 2 (150 points total) NAME:

hem 6 Sample exam 2 (150 points total) @ This is a closed book exam to which the onor Principle applies. @ The last page contains equations and physical constants; you can detach it for easy reference.

### Example: Helium has an atomic number of 2. Every helium atom has two protons in its nucleus.

59 Atomic terms - ATOMIC NUMBER: The number of protons in the atomic nucleus. Each ELEMENT has the SAME NUMBER OF PROTONS in every nucleus. In neutral atoms, the number of ELECTRONS is also equal to the

### Stoichiometry. Mole Concept. Balancing Chemical Equations

Stoichiometry The story so far The structure of an atom protons, neutrons & electrons Electron structure & the Periodic Table Shapes of electron orbitals (Quantum Numbers) Essential and toxic elements

### Chemistry 12 Name Exam I Form A Section February 7, 2001 Student No.

Chemistry 12 Name Exam I Form A Section February 7, 2001 Student No. IMPRTANT: n the scantron (answer sheet), you MUST clearly fill your name, your student number, section number, and test form (white

### The 18 Electron Rule. References: Gray: chapter 5 OGN: chapter 18

The 18 Electron Rule References: Gray: chapter 5 OGN: chapter 18 Element Groups Alkali metals nert or Noble gases Alkali earths alogens e Li Na Be Mg Transition metals B Al Si N P O S F l Ne Ar K Rb s

### SCIENCE SAC Making a World of Difference. University Interscholastic League

SCIENCE SAC 2013 GENERAL DIRECTIONS: DO NOT OPEN EXAM UNTIL TOLD TO DO SO. Ninety minutes should be ample time to complete this contest, but since it is not a race, contestants may take up to two hours.

hemistry 1304 Name (please print) Exam 5 (105 points) May 3, 2017 n my honor, I have neither given nor received unauthorized aid on this exam. Signed Date ircle NLY the LETTER of your answer. 1. (3 points)

### - Some properties of elements can be related to their positions on the periodic table.

179 PERIODIC TRENDS - Some properties of elements can be related to their positions on the periodic table. ATOMIC RADIUS - The distance between the nucleus of the atoms and the outermost shell of the electron

### - Some properties of elements can be related to their positions on the periodic table.

186 PERIODIC TRENDS - Some properties of elements can be related to their positions on the periodic table. ATOMIC RADIUS - The distance between the nucleus of the atoms and the outermost shell of the electron

### Chemistry 112 Name Exam I Form A Section January 29,

Chemistry 112 Name Exam I Form A Section January 29, 2013 email IMPORTANT: On the scantron (answer sheet), you MUST clearly fill your name, your student number, section number, and test form (white cover

### Chapter 2 Lecture Notes: Atoms

Educational Goals Chapter 2 Lecture Notes: Atoms 1. Describe the subatomic structure of an atom. 2. Define the terms element and atomic symbol. 3. Understand how elements are arranged in the periodic table

### Atomic terms. Example: Helium has an atomic number of 2. Every helium atom has two protons in its nucleus.

Atomic terms - ATOMIC NUMBER: The number of protons in the atomic nucleus. Each ELEMENT has the SAME NUMBER OF PROTONS in every nucleus. In neutral atoms, the number of ELECTRONS is also equal to the atomic

### "What Do I Remember From Introductory Chemistry?" - A Problem Set

1 "What Do I Remember From Introductory Chemistry?" - A Problem Set These problems review a portion of the material from introductory chemistry that you should be very familiar with. 1. The electron configuration

### Chemistry 51 Exam #3. Name KEY November 20, 2001

Chemistry 51 Exam #3 Name KEY November 20, 2001 This exam has nine (9) questions. Please check before beginning to make sure no questions are missing. All scratch work must be done on the attached blank

### 8. Relax and do well.

EM 1515.001 Exam III John III. Gelder November 7, 2001 Name TA's Name Lab Section INSTRUTIONS: 1. This examination consists of a total of 9 different pages. The last three pages include a periodic table,

### materials and their properties

materials and their properties macroscopic properties phase state strength / stiffness electrical conductivity chemical properties color / transparence spectroscopical properties surface properties density

### An Introduction to Atoms

An Introduction to Atoms Matter (stuff) is made of atoms. John Dalton (1776-1884) Check your current model: Draw a carbon atom Model of the Atom Atoms are made of subatomic particles. There are three types

### 8. Relax and do well.

CHEM 1314.03 Exam II KEY ohn II. Gelder October 23, 1997 Name TA's Name Lab Section INSTRUCTIONS: 1. This examination consists of a total of 9 different pages. The last four pages include a periodic table,

### Periodic Table. Modern periodic table

41 Periodic Table - Mendeleev (1869): --- When atoms are arranged in order of their atomic weight, some of their chemical and physical properties repeat at regular intervals (periods) --- Some of the physical

### Thermochemistry. Chapter 6. Chemistry E1a

Thermochemistry Chapter 6 Chemistry E1a Energy: What is it? How is it transformed? What is energy? What are the SI units for energy? Give examples of some energy What types of energy are we going to be

### NAME: 3rd (final) EXAM

1 Chem 64 Winter 2003 AME: 3rd (final) EXAM THIS EXAM IS WORTH 100 POITS AD COTAIS 9 QUESTIOS THEY ARE OT EQUALLY WEIGHTED! YOU SHOULD ATTEMPT ALL QUESTIOS AD ALLOCATE YOUR TIME ACCORDIGLY IF YOU DO'T

### 8. Relax and do well.

CHEM 1515 Name Exam III TA's Name John III. Gelder April 7, 1993 Lab Section INSTRUCTIONS: 1. This examination consists of a total of 8 different pages. The last 2 pages include important mathematical

### Chemistry 1 Final Exam Dec Circle one: Abassi Castillo Ciskowska Jarzecki Kahanda Shakya

Chemistry 1 Final Exam Dec. 2005 Name Circle one: Abassi Castillo Ciskowska Jarzecki Kahanda Shakya Write your name on this page and on the next page. For questions 33 45 you must show work. The exam adds

### NOTE: To receive full credit for problems on Pages 5-6, make sure to draw clearly all bonds (single, double and/or triple), lone pair(s), and charges.

Prof. Thomas Greenbowe Prof. Gordon Miller Dr. Cristina Bonaccorsi This exam consists of 2 parts on 7 pages CHEM 177 Hour Exam IV November 12, 2012 Name KEY Recitation TA Recitation Section Parts Page

### UNIVERSITY LE CAMPUS. Moderators Dr D. Reddy Dr B. Moodley. Dr L. Pillay Dr G. Birungii. This paper inclusive). answer booklet.

SCHOOL OF CHEMISTRY & PHYSICS UNIVERSITY OF KWAZULU-NATAL, WESTVILL LE CAMPUS APCH231 : CHEMICAL ANALYSIS NOVEMBER 2013 MAIN EXAMINATIONN DURATION: 3 HOURS TOTAL MARKS: 100 Moderators Dr D. Reddy Dr B.

### Polar bonds, polar molecules and the shape of molecules.

Chapter 3 Polar bonds, polar molecules and the shape of molecules. Polar and non-polar bonds In homonuclear diatomic molecules such as H 2 or Cl 2 electrons are shared equally between equal atoms. The

### 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

### 1.02 Elements, Symbols and Periodic Table

.0 Elements, Symbols and Periodic Table Dr. Fred O. Garces Chemistry Miramar College.0 Elements, Symbols and the Periodic Table January 0 The Elements: Building block of Matter The periodic table of the

### 4.06 Periodic Table and Periodic Trends

4.06 Periodic Table and Periodic Trends Dr. Fred Omega Garces Chemistry 100, Miramar College 1 4.06 Periodic Table and Periodic Trend The Periodic Table and the Elements What is the periodic table? What

### Experiment Three. Lab two: Parts 2B and 3. Halogens used in Parts 2 and 3. Lab one: Parts 1 and 2A. Halogens (Family VIIA) used in Parts 2 and 3

Experiment Three Lab one: Parts 1 and 2A Lab two: Parts 2B and 3 1 1A 1 H 1s 1 2 IIA 3 Li 2s 1 1 1 Na 3s 1 1 9 K 4s 1 3 7 Rb 5s 1 5 5 Cs 6s 1 8 7 Fr 7s 1 4 Be 2s 2 1 2 Mg 3s 2 3 IIIB 4 IVB 5 VB 6 VIB 7

### Review. 8th grade science STAAR. Name Class. Underline your strong TEKS and circle your weak TEKS: 8.5A Atoms. 7.5C Energy Flow Through Ecosystems

8th grade science STAAR Review Name Class Underline your strong TEKS and circle your weak TEKS: 8.5A Atoms 7.5C Energy Flow Through Ecosystems 8.5B Reactivity 8.5C Periodic Table 8.5D Chemical Formulas

### PROOF/ÉPREUVE ISO INTERNATIONAL STANDARD. Space environment (natural and artificial) Galactic cosmic ray model

INTERNATIONAL STANDARD ISO 15390 First edition 2004-##-## Space environment (natural and artificial) Galactic cosmic ray model Environnement spatial (naturel et artificiel) Modèle de rayonnement cosmique

### Electrons. Unit H Chapter 6

Electrons Unit H Chapter 6 1 Electrons were discovered by 1. Dalton 2. Lavoisier 3. Proust 4. Mendeleev 6. Rutherford 7. Bohr 8. Schrodinger 9. Dirac 5. Thomson 2 Electrons were discovered by 1. Dalton

### Chapter 2 Atoms and the Periodic Table

Chapter 2 1 Chapter 2 Atoms and the Periodic Table Solutions to In-Chapter Problems 2.1 Each element is identified by a one- or two-letter symbol. Use the periodic table to find the symbol for each element.

### 1 Arranging the Elements

CHAPTER 12 1 Arranging the Elements SECTION The Periodic Table BEFORE YOU READ After you read this section, you should be able to answer these questions: How are elements arranged on the periodic table?

### Halogens HALOGENS. Parts 2A and 2B. Chem : Feb. 19, 20 and March 3. Compare the properties and reactivity of the halogens and halides

Chem. 125-126: Feb. 19, 20 and March 3 Experiment 3 Session 2 (Three hour lab) Complete Experiment 3 Parts 2B and 3 Complete team report Complete discussion presentation Parts 2A and 2B Compare the properties

### INSTRUCTIONS: (1) Write your name in the blank titled "NAME" on the scantron form provided.

INSTRUCTIONS: (1) Write your name in the blank titled "NAME" on the scantron form provided. (2) Write your section number in the blank titled "SUBJECT" on the scantron form. (3) Write your Student ID number

### Principles of Chemistry I 3150: EXAM I Thursday, 5:10PM EXAM FOR PRACTICE USE FALL 2017

Name Bubble on your scan sheet the Test Number and Test Form below: Principles of Chemistry I 3150:151-800 EXAM I Thursday, 5:10PM EXAM FOR PRACTICE USE FALL 2017 TEST 6, FORM A September 29, 2016 200+

### Bronsted: Acids are proton donors. Session one Pre-lab (p.151) due 1st hour discussion of E4 Lab (Parts 1and 2A)

E5 Lewis Acids and Bases (Session 1) November 5-11 Acids Bronsted: Acids are proton donors. Session one Pre-lab (p.151) due 1st hour discussion of E4 Lab (Parts 1and 2A) Problem Compounds containing cations

### 4.01 Elements, Symbols and Periodic Table

.0 Elements, Symbols and Periodic Table Dr. Fred O. Garces Chemistry 00 Miramar College.0 Elements, symbols and the Periodic Table Aug The Elements: Building block of Matter The periodic table of the chemical

### 27 Co Cu Ni Rh Pd Ag Ir Au Pt Mt (268)

Page 1 of 13 Chemistry 100 Exam 1 Version A October 21, 2002 I will not use multiple choice format as much as in this exam for Spring 2003! Name 1 H 1.008 2.1 3 Li 6.941 1.0 11 Na 22.99 0.9 19 K 39.10

### Chapter 6. Electronic Structure of Atoms. The number & arrangement of e - in an atom is responsible for its chemical behavior.

Chapter 6 Electronic Structure of Atoms The number & arrangement of e - in an atom is responsible for its chemical behavior I) The Wave Nature of Light A) Electromagnetic Radiation Radiant Energy light,

### Body-centred-cubic (BCC) lattice model of nuclear structure

Body-centred-cubic (BCC) lattice model of nuclear structure Gamal A. Nasser Faculty of science, Mansoura University, Egypt. E-mail: chem.gamal@hotmail.com. Abstract: This model is development of solid

### E5 Lewis Acids and Bases: lab 2. Session two lab Parts 2B, 3, and 4. Session one lab Parts 1and 2A. Aquo Complex Ions

E5 Lewis Acids and Bases: lab 2 Session one lab Parts 1and 2A Session two lab Parts 2B, 3, and 4 Part 2B. Complexation, Structure and Periodicity Compare the reactivity of aquo complex ions containing

### Name Section Signature TA ID #

FIRST LETTER OF YOUR LAST NAME CHEMISTRY 118 EXAM II March 8, 014 Name Section Signature TA ID # PLEASE READ THE FOLLOWING INSTRUCTIONS Do NOT begin the exam until asked to do so. There are 8 numbered

### MODERN ATOMIC THEORY AND THE PERIODIC TABLE

C10 04/19/2013 13:34:14 Page 114 CHAPTER 10 MODERN ATOMIC THEORY AND THE PERIODIC TABLE SOLUTIONS TO REVIEW QUESTIONS 1. Wavelength is defined as the distance between consecutive peaks in a wave. It is

### Writing Chemical formula with polyatomic groups

Writing Chemical formula with polyatomic groups 1. Use the Periodic table to determine the combining powers of single elements. Eg. Magnesium is in Group 2 and has a combining power of 2. 2. Use Table