Chemistry COPYRIGHT SASTA 2018 WORKBOOK TOPICS. SACE STAGE 1 Australian Curriculum. SECOND EDITION Rhys Lewis. > Materials and their atoms
|
|
- Charla Richardson
- 5 years ago
- Views:
Transcription
1 WORKBOOK SACE STAGE 1 Australian Curriculum Chemistry TOPICS > Materials and their atoms > Combining atoms > Molecules > Mixtures and solutions > Acids and bases > Redox reactions Supporting Teachers of Science Advancing Science Education SECOND EDITION Rhys Lewis
2 CONTENTS 3 Contents ABOUT THIS BOOK 4 CHAPTER 1 TOPIC 1: MATERIALS AND THEIR ATOMS 5 1.1: Properties and uses of materials 6 1.2: Atomic structure : Quantities of atoms : The periodic table 56 Review Test 1 69 CHAPTER 2 TOPIC 2: COMBINING ATOMS : Types of materials : Bonding between atoms : Quantities of molecules and ions 120 Review Test CHAPTER 3 TOPIC 3: MOLECULES : Molecule polarity : Interactions between molecules : Hydrocarbons : Polymers 178 Review Test CHAPTER 4 TOPIC 4: MIXTURES AND SOLUTIONS : Miscibility and solutions : Solutions of ionic substances : Quantities in reactions : Energy in reactions 235 Review Test CHAPTER 5 TOPIC 5: ACIDS AND BASES : Acid base concepts : Reactions of acids and bases : The ph scale 271 Review Test CHAPTER 6 TOPIC 6: REDOX REACTIONS : Concepts of oxidation and reduction : Metal reactivity : Electrochemistry 314 Review Test SOLUTIONS TO CHAPTER QUESTIONS AND REVIEW TESTS 337 PERIODIC TABLE OF ELEMENTS 395
3 TOPIC 1: MATERIALS AND THEIR ATOMS 1.1 Properties and uses of materials 1.2 Atomic structure 1.3 Quantities of atoms 1.4 The periodic table Review Test 1 CHAPTER 1
4 6 SASTA STAGE 1 CHEMISTRY WORKBOOK
5 CHAPTER 1 TOPIC 1: MATERIALS AND THEIR ATOMS 11
6 12 SASTA STAGE 1 CHEMISTRY WORKBOOK
7 16 SASTA STAGE 1 CHEMISTRY WORKBOOK
8 20 SASTA STAGE 1 CHEMISTRY WORKBOOK
9 CHAPTER 1 TOPIC 1: MATERIALS AND THEIR ATOMS 25 nn nn
10 CHAPTER 1 TOPIC 1: MATERIALS AND THEIR ATOMS 33
11 36 SASTA STAGE 1 CHEMISTRY WORKBOOK AA AA NN NN = AA ZZ NN = NN = 145 ZZ ZZ XX NN = AA ZZ AA = NN + ZZ AA = AA = 210
12 CHAPTER 1 TOPIC 1: MATERIALS AND THEIR ATOMS H 2 1H 3 1H 14 6C 37 17Cl U
13 CHAPTER 1 TOPIC 1: MATERIALS AND THEIR ATOMS 39 nn
14 44 SASTA STAGE 1 CHEMISTRY WORKBOOK nn = mm MM nn
15 46 SASTA STAGE 1 CHEMISTRY WORKBOOK nn = mm MM nn mm MM nn = mm MM nn = nn = 0.24 mol nn = mm MM mm = nnnn mm = x mm = g
16 CHAPTER 1 TOPIC 1: MATERIALS AND THEIR ATOMS 49 mm nn
17 56 SASTA STAGE 1 CHEMISTRY WORKBOOK ss pp dd ff
18 CHAPTER 1 TOPIC 1: MATERIALS AND THEIR ATOMS 59
19 60 SASTA STAGE 1 CHEMISTRY WORKBOOK
20 CHAPTER 1 TOPIC 1: MATERIALS AND THEIR ATOMS 65
21 CHAPTER 1 TOPIC 1: MATERIALS AND THEIR ATOMS 69
22 70 SASTA STAGE 1 CHEMISTRY WORKBOOK
23 CHAPTER 1 TOPIC 1: MATERIALS AND THEIR ATOMS 71
24 72 SASTA STAGE 1 CHEMISTRY WORKBOOK
25 CHAPTER 1 TOPIC 1: MATERIALS AND THEIR ATOMS 73
26 CHAPTER 5 TOPIC 5: ACIDS AND BASES 287 TOPIC 6: REDOX REACTIONS 6.1 Concepts of oxidation and reduction 6.2 Metal reactivity 6.3 Electrochemistry Review Test 6 CHAPTER 6
27 288 SASTA STAGE 1 CHEMISTRY WORKBOOK 2H 2 + O 2 2H 2 O 2KClO 3 2KCl + 3O 2
28 CHAPTER 6 TOPIC 6: REDOX REACTIONS 289 2Fe + 3Cl 2 2FeCl 3 Fe Fe e Cl 2 + 2e 2Cl
29 292 SASTA STAGE 1 CHEMISTRY WORKBOOK Cl 2 + 2NaBr 2NaCl + Br 2
30 CHAPTER 6 TOPIC 6: REDOX REACTIONS 295 2Al + 3I 2 2AlI 3 Al Al 3+ Al Al 3+ Al Al e I 2 2I I 2 2I I 2 + 2e 2I
31 296 SASTA STAGE 1 CHEMISTRY WORKBOOK Al Al e I 2 + 2e 2I 2Al 2Al e 3I 2 + 6e 6I 2Al + 3I 2 + 6e 2Al I + 6e 2Al + 3I 2 2Al I
32 CHAPTER 6 TOPIC 6: REDOX REACTIONS 297 Ca + F 2 CaF 2 2Sb + 5Cl 2 2SbCl 5
33 298 SASTA STAGE 1 CHEMISTRY WORKBOOK Zn + I 2 ZnI 2 2Al + 3Br 2 2AlBr 3
34 CHAPTER 6 TOPIC 6: REDOX REACTIONS 299 MnO 4 + 8H + + 5e Mn H 2 O Cr 2 O 7 2 2Cr 3+ Cr 2 O 7 2 2Cr H 2 O Cr 2 O H + 2Cr H 2 O Cr 2 O H + 2Cr H 2 O Cr 2 O H + + 6e 2Cr H 2 O
35 300 SASTA STAGE 1 CHEMISTRY WORKBOOK C 2 H 5 OH CH 3 COOH C 2 H 5 OH + H 2 O CH 3 COOH C 2 H 5 OH + H 2 O CH 3 COOH + 4H + C 2 H 5 OH + H 2 O CH 3 COOH + 4H + C 2 H 5 OH + H 2 O CH 3 COOH + 4H + + 4e 2Cr 2 O H e 4Cr H 2 O 3C 2 H 5 OH + 3H 2 O 3CH 3 COOH + 12H e 3C 2 H 5 OH + 2Cr 2 O H + 3CH 3 COOH + 4Cr H 2 O
36 CHAPTER 6 TOPIC 6: REDOX REACTIONS 301 N 2 2NH 3 + H 2 NH 3 + O 2 NH 2 OH NH 2 OH NO 2 NO 2 NO 3 NO 3 N 2
37 CHAPTER 6 TOPIC 6: REDOX REACTIONS K (s) K (aq) 2+ Ca (s) Ca (aq) + Na (s) Na (aq) 2+ Mg (s) Mg (aq) 3+ Al (s) Al (aq) 2+ Zn (s) Zn (aq) 2+ Fe (s) Fe (aq) 2+ Ni (s) Ni (aq) 2+ Sn (s) Sn (aq) + e + 2e + e + 2e + 3e + 2e + 2e + 2e 2+ Pb (s) Pb (aq) + 2e + 2e 2+ Cu (s) Cu (aq) + Ag (s) Ag (aq) 3+ Au (s) Au (aq) + 2e + e + 3e
38 306 SASTA STAGE 1 CHEMISTRY WORKBOOK 2+ Zn (s) + Cu (aq) Zn (s) Zn (aq) 2+ Cu (aq) Zn (aq) + 2e + 2e Cu (s) + Cu (s) Mg + 2Ag + Mg Ag Ag + Mg 2+ No reaction
39 CHAPTER 6 TOPIC 6: REDOX REACTIONS 307
40 CHAPTER 6 TOPIC 6: REDOX REACTIONS 311 M + HX MX + H 2 Ca + 2HCl CaCl 2 + H 2 Ca + 2H + Ca 2+ + H 2 M M + + e 2H + + 2e H 2
41 CHAPTER 6 TOPIC 6: REDOX REACTIONS 313
42 314 SASTA STAGE 1 CHEMISTRY WORKBOOK
43 CHAPTER 6 TOPIC 6: REDOX REACTIONS 315 Mg Mg e Cu e Cu Cu 2+ + Mg Cu + Mg 2+
44 316 SASTA STAGE 1 CHEMISTRY WORKBOOK
45 324 SASTA STAGE 1 CHEMISTRY WORKBOOK Zn + 2OH ZnO + H 2 O + 2e HgO + H 2 O + 2e Hg + 2OH HgO + Zn Hg + ZnO
46 CHAPTER 6 TOPIC 6: REDOX REACTIONS 325 Zn + 2OH ZnO + H 2 O + 2e 2MnO 2 + H 2 O + 2e Mn 2 O 3 + 2OH 2MnO 2 + Zn Mn 2 O 3 + ZnO
47 CHAPTER 6 TOPIC 6: REDOX REACTIONS 329 Cd + 2OH Cd(OH) 2 + 2e 2NiO(OH) + 2H 2 O + 2e 2Ni(OH) 2 + 2OH 2NiO(OH) + 2H 2 O + Cd 2Ni(OH) 2 + Cd(OH) 2 2Ni(OH) 2 + Cd(OH) 2 2NiO(OH) + 2H 2 O + Cd
48 330 SASTA STAGE 1 CHEMISTRY WORKBOOK Pb + SO 4 2 PbSO 4 + 2e PbO 2 + SO H + + 2e PbSO 4 + 2H 2 O PbO 2 + 2SO H + + Pb 2PbSO 4 + 2H 2 O 2PbSO 4 + 2H 2 O PbO 2 + 2SO H + + Pb
49 CHAPTER 6 TOPIC 6: REDOX REACTIONS 331 LiC 6 C 6 + Li + + e CoO 2 + Li + + e LiCoO 2 Li + + e + LiCoO 2 Li 2 O + CoO
50 CHAPTER 6 TOPIC 6: REDOX REACTIONS 337 SOLUTIONS TO CHAPTER QUESTIONS AND REVIEW TESTS
51 338 SASTA STAGE 1 CHEMISTRY WORKBOOK
52 SOLUTIONS TO CHAPTER QUESTIONS AND REVIEW TESTS 339
53 SOLUTIONS TO CHAPTER QUESTIONS AND REVIEW TESTS 393 Fe 2 O 3 + 3CO 2Fe + 3CO 2 Cr 2 O H + + 6e 2Cr H 2 O Fe 2+ Fe 3+ + e 6Fe 2+ 6Fe e Cr 2 O H + + 6Fe 2+ 2Cr H 2 O + 6Fe 3+ Fe 2+ Cr 2 O 7 2 2Na + 2H 2 O 2NaOH + H 2 Na Na + + e 2H 2 O + 2e 2OH + H 2
54 SASTA Resources SACE Stage 2 Science Series SASTA s resources are written explicitly for the SACE Subject Outlines. Questions address the Assessment Design Criteria including investigation, analysis, and evaluation; and knowledge and application. SACE STAGE 2 BIOLOGY, CHEMISTRY & PHYSICS Workbooks Study Guides Details and ordering: Written explicitly for the SACE 2018 Stage 2 Subject Outlines. SASTA s Science series continues a successful pedagogical approach to both educate and challenge students to reach their full potential. The workbooks are published in full colour and contain hundreds of original illustrations. With over 500 fully worked questions in each workbook, this book is a must have for all students and educators in 2018 and beyond. Available in Stage 1 and Stage 2. To order, or for further information visit sasta.asn.au Supporting Teachers of Science Advancing Science Education 249 Henley Beach Road, Torrensville SA 5031 PO Box 678, Torrensville Plaza SA 5031 P F OBH to insert barcode here
Name: Regents Chemistry Date:
Name: Date: 1. The reaction CuO + CO CO 2 + Cu is an example of (A) reduction, only (B) oxidation, only (C) both oxidation and reduction (D) neither oxidation nor reduction 6. In which compound does chlorine
More informationDry Cell: a galvanic cell with the electrolyte contained in a paste thickened by starch. anode and an inert graphite cathode.
1 BATTERIES Text Pages: 764-766, 787,788 Battery: a set of galvanic cells connected in series - The negative electrode of one cell is connected to the positive electrode of the next cell - The total voltage
More informationOxidation number. The charge the atom would have in a molecule (or an ionic compound) if electrons were completely transferred.
Oxidation number The charge the atom would have in a molecule (or an ionic compound) if electrons were completely transferred. 1. Free elements (uncombined state) have an oxidation number of zero. Na,
More informationUnit 5: Chemical Equations and Reactions & Stoichiometry
pg. 10 Unit 5: Chemical Equations and Reactions & Stoichiometry Chapter 8: Chemical Equations and Reactions 8.1: Describing Chemical Reactions Selected Chemistry Assignment Answers (Section Review on pg.
More informationUnit 8 Redox 8-1. At the end of this unit, you ll be able to
8-1 Unit 8 Redox At the end of this unit, you ll be able to Define and identify oxidation reactions Define and identify reduction reactions Assign oxidation numbers to elements in a compound Write and
More informationHW 7 KEY!! Chap. 7, #'s 11, 12, odd, 31, 33, 35, 39, 40, 53, 59, 67, 70, all, 77, 82, 84, 88, 89 (plus a couple of unassigned ones)
HW 7 KEY!! Chap. 7, #'s 11, 12, 15-21 odd, 31, 33, 35, 39, 40, 53, 59, 67, 70, 72-75 all, 77, 82, 84, 88, 89 (plus a couple of unassigned ones) 11) NOTE: I used the solubility rules that I have provided
More informationUnit 5 Part 2: Redox Reactions and Electrochemistry
Unit 5 Part 2: Redox Reactions and Electrochemistry Oxidation Numbers Oxidizing and Reducing Agents Balancing Redox Reactions Acidic solutions Basic solutions Galvanic Cells Nernst Equation This reaction
More informationUnit #8, Chapter 10 Outline Electrochemistry and Redox Reactions
Unit #8, Chapter 10 Outline Electrochemistry and Redox Reactions Lesson Topics Covered Homework Questions and Assignments 1 Introduction to Electrochemistry definitions 1. Read pages 462 467 2. On page
More information5072 CHEMISTRY (NEW PAPERS WITH SPA) BASIC TECHNIQUES 5067 CHEMISTRY (NEW PAPERS WITH PRACTICAL EXAM) BASIC TECHNIQUES
5072 CHEMISTRY (NEW PAPERS WITH SPA) BASIC TECHNIQUES 5067 CHEMISTRY (NEW PAPERS WITH PRACTICAL EXAM) BASIC TECHNIQUES LEARNING OUTCOMES a) Be able to write formulae of simple compounds b) Be able to write
More informationCh. 20 Oxidation-Reduction Reactions. AKA Redox Reactions
Ch. 20 Oxidation-Reduction Reactions AKA Redox Reactions 20.1 THE MEANING OF OXIDATION AND REDUCTION Early Chemistry Oxidation: a substance gains oxygen Reduction: a substance loses oxygen Nothing can
More informationChem II. Zn(s) + CuSO4(aq)
Redox Review Chem II 1. What is the sum of the oxidation numbers of the atoms in the compound CO2? A) 0 B) 2 C) 4 D) +4 2. In which substance does phosphorus have a +3 oxidation state? A) P4O10 B) PCl5
More informationDirections: Use the rules for Assigning Oxidation numbers to determine the oxidation number assigned to each element in each of the given formulas.
Oxidation Numbers #00 Directions: Use the rules for Assigning Oxidation numbers to determine the oxidation number assigned to each element in each of the given formulas. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10.
More informationElectron Transfer Reactions
ELECTROCHEMISTRY 1 Electron Transfer Reactions 2 Electron transfer reactions are oxidation- reduction or redox reactions. Results in the generation of an electric current (electricity) or be caused by
More informationRedox Reactions. key terms: oxidizing agent reducing agent oxidation number
Redox Reactions key terms: oxidizing agent reducing agent oxidation number Oxidation Numbers In order to keep track of what loses electrons and what gains them, we assign oxidation numbers. Electrochemistry
More informationPROVINCIAL EXAMINATION MINISTRY OF EDUCATION CHEMISTRY 12 GENERAL INSTRUCTIONS
INSERT STUDENT I.D. NUMBER (PEN) STICKER IN THIS SPACE JUNE 1998 PROVINCIAL EXAMINATION MINISTRY OF EDUCATION CHEMISTRY 12 GENERAL INSTRUCTIONS 1. Insert the stickers with your Student I.D. Number (PEN)
More informationPractice Final CH142, Spring 2012
Practice Final CH142, Spring 2012 First here are a group of practice problems on Latimer Diagrams: 1. The Latimer diagram for nitrogen oxides in given below. Is NO stable with respect to disproportionation
More informationUnit 8: Redox and Electrochemistry
May 20, 2014 Unit 8: Redox and Electrochemistry http://www.firefly.org/firefly-pictures.html Oxidation Number numbers assigned to atoms that allow us to keep track of electrons. Rule #1: Oxidation number
More informationElectrochemistry. Chapter 18. Copyright The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Electrochemistry Chapter 18 Copyright The McGraw-Hill Companies, Inc. Permission required for reproduction or display. 1 Electrochemical processes are oxidation-reduction reactions in which: the energy
More informationUnit Learning Targets (L.T.):
Unit 9: Chemical Equations and Reactions Chapters 8 and 19 Name Block Unit Learning Targets (L.T.): By the end of the unit, students will be able to: Chapter 8: 1. Correctly write and balance chemical
More informationCHAPTER 1 QUANTITATIVE CHEMISTRY
Page 4 Ex 4 (a) element; (b) mixture; (c) compound; (d) element; (e) compound 5. (a) mixture; (b) compound; (c) mixture; (d) element; (e) compound. Page 5 Ex 1.1 3. C 4. D 5. C 6. D 7. a) 0.20 b) 1.2 10
More informationREVIEW QUESTIONS Chapter 19
Chemistry 10 ANSWER KEY REVIEW QUESTIONS Chapter 19 1. For each of the following unbalanced equations, (i) write the half-reactions for oxidation and reduction, and (ii) balance the overall equation in
More informationChem 101 Practice Exam 3 Fall 2012 You will have a Solubility Table and Periodic Table
Chem 101 Practice Exam Fall 01 You will have a Solubility Table and Periodic Table 1. A 1.6-mol sample of KClO was decomposed according to the equation KClO (s) KCl(s) O (g) How many moles of O are formed
More information(aq) 5VO2 + (aq) + Mn 2+ (aq) + 10H + + 4H 2 O. (aq) 5VO2 + (aq) + Mn 2+ (aq) + 2H + (aq) basic solution. MnO2 + 2H 2 O) 3H 2 O + I IO 3
Chem 1515 Section 2 Problem Set #15 Spring 1998 Name ALL work must be shown to receive full credit. Due Due in lecture at 1:30 p.m. Friday, May 1st. PS15.1. Balance the following oxidation-reduction reactions
More informationChemistry 12. Resource Exam B. Exam Booklet
Chemistry 12 Resource Exam B Exam Booklet Contents: 21 pages Examination: 2 hours 50 multiple-choice questions in the Exam Booklet Additional Time Permitted: 60 minutes Province of British Columbia PART
More information12.05 Galvanic Cells. Zn(s) + 2 Ag + (aq) Zn 2+ (aq) + 2 Ag(s) Ni(s) + Pb 2+ (aq) «Ni 2+ (aq) + Pb(s)
12.05 Galvanic Cells 1. In an operating voltaic cell, reduction occurs A) at the anode B) at the cathode C) in the salt bridge D) in the wire 2. Which process occurs in an operating voltaic cell? A) Electrical
More informationChemistry 30 Review Test 3 Redox and Electrochemistry /55
Chemistry 30 Review Test 3 Redox and Electrochemistry /55 Part I Multiple choice / Numerical Response Answer the following multiple choice questions on the scantron sheet. Answer the numerical response
More informationPractice Worksheet - Answer Key. Solubility #1 (KEY)
Practice Worksheet - Answer Key Solubility #1 (KEY) 1 Indicate whether the following compounds are ionic or covalent a) NaCl ionic f) Sr(OH) 2 ionic b) CaBr 2 ionic g) MgCO 3 ionic c) SO 2 covalent h)
More informationCHEMICAL REACTION. Engr. Yvonne Ligaya F. Musico 1
CHEMICAL REACTION Engr. Yvonne Ligaya F. Musico 1 Chemical Reaction Engr. Yvonne Ligaya F. Musico 2 Introduction Chemical reactions occur when bonds between the outermost parts of atoms are formed or broken
More informationCHAPTER 5 REVIEW. C. CO 2 D. Fe 2 O 3. A. Fe B. CO
CHAPTER 5 REVIEW 1. The following represents the process used to produce iron from iron III oxide: Fe 2 O 3 + 3CO 2Fe + 3CO 2 What is the reducing agent in this process? A. Fe B. CO C. CO 2 D. Fe 2 O 3
More informationReactions in Aqueous Solution
1 Reactions in Aqueous Solution Chapter 4 For test 3: Sections 3.7 and 4.1 to 4.5 Copyright The McGrawHill Companies, Inc. Permission required for reproduction or display. 2 A solution is a homogenous
More informationO 2. Cl 2. SbCl 3. NaBr. NaCl
Name: Date: Chemistry ~ Ms. Hart Class: Anions or Cations 6.6 The Mole 1. Mg + O 2 à MgO Mg, O 2, and MgO are there? Mg: MgO? Mg O 2 MgO O 2:Mg? 2. Sb + Cl 2 à SbCl 3 Sb Cl 2 SbCl 3 Sb: Cl 2? 3. NaBr +
More informationSingle Displacement Reactions
Let s writing NIE s for these reaction types, and answering questions about each. 3) Oxidation Reduction Reactions Single Displacement (aka Single Replacement) These may include the following reaction
More informationWhen reading Chapter 4: Skip p (Balancing Redox Equations/Redox Titrations)
Announcements When reading Chapter 4: Skip p. 154-157 (Balancing Redox Equations/Redox Titrations) On to Chapter 5 today (Gases) Hour Exam 2 Aug 26 Goal is to cover up to and include Chapter 6.2-6.5 Don
More informationReactions in Aqueous Solution
Reading Assignments: Reactions in Aqueous Solution Chapter 4 Chapter 4 in R. Chang, Chemistry, 9 th Ed., McGraw-Hill, 2006. or previous editions. Or related topics in other textbooks. Consultation outside
More informationelemental state. There are two different possibilities: DESCRIPTION 1. One cation (+ ion) replaces another. 2. One anion (- ion) replaces another.
CHEMICAL TYPES HANDOUT In these reactions, a free element reacts with a compound to form another compound and release one of the elements of the original compound in the elemental state. There are two
More informationBroughton High School
Name: Section: Chapter 21 Chemical Reactions Vocabulary Words 1. Balanced Chemical Reactions 2. Catalyst Broughton High School 3. Chemical Equation 4. Chemical Reaction 5. Coefficient 6. Combustion Reaction
More informationELECTROCHEMISTRY OXIDATION-REDUCTION
ELECTROCHEMISTRY Electrochemistry involves the relationship between electrical energy and chemical energy. OXIDATION-REDUCTION REACTIONS SPONTANEOUS REACTIONS Can extract electrical energy from these.
More information1) What is the volume of a tank that can hold Kg of methanol whose density is 0.788g/cm 3?
1) Convert the following 1) 125 g to Kg 6) 26.9 dm 3 to cm 3 11) 1.8µL to cm 3 16) 4.8 lb to Kg 21) 23 F to K 2) 21.3 Km to cm 7) 18.2 ml to cm 3 12) 2.45 L to µm 3 17) 1.2 m to inches 22) 180 ºC to K
More informationCh. 5 Oxidation-Reduction Reactions. Brady & Senese, 5 th Ed.
Ch. 5 Oxidation-Reduction Reactions Brady & Senese, 5 th Ed. 1 Index 5.1. Oxidation-reduction reactions involve electron transfer 5.2. The ion-electron method creates balanced net ionic equations for redox
More informationQUESTION. Electrochemistry. Dry Cell Battery. Electrochemical Processes in Batteries. Chemistry of Batteries QUESTION
Meals Ready to Eat (MREs) were developed during the Vietnam War. They need hot water to be reconstituted. The military includes a small packet of metal to heat the water through an oxidation-reduction
More informationChapter 18: Electrochemistry
Chapter 18: Electrochemistry Oxidation States An oxidation-reduction reaction, or redox reaction, is one in which electrons are transferred. 2Na + Cl 2 2NaCl Each sodium atom is losing one electron to
More informationChapter 9 Oxidation-Reduction Reactions. An Introduction to Chemistry by Mark Bishop
Chapter 9 Oxidation-Reduction Reactions An Introduction to Chemistry by Mark Bishop Chapter Map Oxidation Historically, oxidation meant reacting with oxygen. 2Zn(s) + O 2 (g) 2ZnO(s) Zn Zn 2+ + 2e or 2Zn
More informationUNIT 7 Assignment Electrochemistry (Chap 5-pg & Chap 19-pg ) ANSWERS. 2 MnO 4 2 NO 3
UNIT 7 Assignment Electrochemistry (Chap 5pg 193229 & Chap 19pg 845899) ANSWERS 7.1. Assign Oxidation numbers to the elements in bold print. 1) Mg 0 2) P 4 0 3) Cl I 4) HCl I 5) CaO +II 6) Na 2 O +I 7)
More informationCHEMISTRY 123 FALL 2010 Midterm #2
CHEMISTRY 123 FALL 2010 Midterm #2 Test Booklet A - For Question 1 Your name: Your Student ID number: Your TA: This packet MUST be turned in following the exam There are multiple versions of the exam.
More informationCHAPTER 17 ELECTROCHEMISTRY
Advanced Chemistry Approximate Timeline Students are expected to keep up with class work when absent. CHAPTER 17 ELECTROCHEMISTRY Day Plans for the day Assignment(s) for the day 17.1 Galvanic Cells Assignment
More informationTYPES OF CHEMICAL REACTIONS
TYPES OF CHEMICAL REACTIONS Precipitation Reactions Compounds Soluble Ionic Compounds 1. Group 1A cations and NH 4 + 2. Nitrates (NO 3 ) Acetates (CH 3 COO ) Chlorates (ClO 3 ) Perchlorates (ClO 4 ) Solubility
More informationChemistry 112 Name Exam III Form A Section April 2,
Chemistry 112 Name Exam III Form A Section April 2, 2013 email IMPORTANT: On the scantron (answer sheet), you MUST clearly fill your name, your student number, section number, and test form (white cover
More informationM11/4/CHEMI/SPM/ENG/TZ2/XX CHEMISTRY STANDARD LEVEL PAPER 1. Monday 9 May 2011 (afternoon) 45 minutes INSTRUCTIONS TO CANDIDATES
M11/4/CHEMI/SPM/ENG/TZ/XX 116116 CHEMISTRY STANDARD LEVEL PAPER 1 Monday 9 May 011 (afternoon) 45 minutes INSTRUCTIONS TO CANDIDATES Do not open this examination paper until instructed to do so. Answer
More informationOxidation-Reduction Reactions. (Redox) Redox Reactions. Types of Redox Rxn s. Not Redox Reactions. Combustion of methane
Oxidation-Reduction Reactions Redox Reactions Reactions in which one or more electrons are transferred 2Na (s) + Cl 2(g) 2NaCl (s) (Redox) Species loosing electrons is said to be oxidized and the species
More informationBALANCING EQUATIONS NOTES
BALANCING EQUATIONS NOTES WHY DO WE NEED TO BALANCE CHEMICAL EQUATIONS? The LAW OF CONSERVATION OF MASS says that matter cannot be created or destroyed. In other words, you cannot end up with any more
More informationHalf Cell / redox potentials. Context. Task. Evaluation
Half Cell / redox potentials Context Students often struggle when asked to apply redox potentials and to combine reduction half equations correctly. This activity aims to involve all the individuals in
More informationThird Hour Exam 5.111
Page 1 of 10 pages Third Hour Exam 5.111 Write your name below. This is a closed book exam. Solve all 6 problems. Read all problems thoroughly and read all parts of a problem. Many of the latter parts
More informationCHAPTER Describing Chemical Reactions Reactants Products. New substances produced The arrow means yields TYPES OF EQUATIONS.
CHAPTER 11 Chemical Reactions 11.1 Describing Chemical Reactions Reactants Products New substances produced The arrow means yields Where do Chemical Reactions occur? Everywhere!!! In living organisms In
More information... - " " ..,.., , -
" " 1011 1 010 1011 010 65 1 1011 4 1 5 8 3 8 4 1 5 16 6 19 7 4 8 3 9 35 10 39 11 44 58 59 60 ( ) 60 = 98 K61 63 64 3 10 11 " 40" 10 11 " " " " 4 CuSO 4 CuSO 4( ) Cu + ( ) + SO 4 ( ) ( ) CuSO 4 5H O (
More informationHow to Assign Oxidation Numbers. Chapter 18. Principles of Reactivity: Electron Transfer Reactions. What is oxidation? What is reduction?
Chapter 18 Principles of Reactivity: Electron Transfer Reactions What is oxidation? When a molecule/ion loses electrons (becomes more positive) Whatever is oxidized is the reducing agent What is reduction?
More informationProblem Solving. Redox Equations
Skills Worksheet Problem Solving Redox Equations The feature that distinguishes redox reactions from other types of reactions is that elements change oxidation state by gaining or losing electrons. Compare
More informationOxidation refers to any process in which the oxidation number of an atom becomes more positive
Lecture Notes 3 rd Series: Electrochemistry Oxidation number or states When atoms gain or lose electrons they are said to change their oxidation number or oxidation state. If an element has gained electrons
More information25. A typical galvanic cell diagram is:
Unit VI(6)-III: Electrochemistry Chapter 17 Assigned Problems Answers Exercises Galvanic Cells, Cell Potentials, Standard Reduction Potentials, and Free Energy 25. A typical galvanic cell diagram is: The
More informationHomework #3 Chapter 4 Types of Chemical Reactions and Solution Stoichiometry
Homework #3 Chapter 4 Types of Chemical Reactions and Solution Stoichiometry 13. Determine the concentrations of the solutions Solution A 4 particles 1.0 L Solution B 6 paticles 4.0 L Solution C 4 particles
More informationChemistry Standard level Paper 1
M15/4/CHEMI/SPM/ENG/TZ1/XX Chemistry Standard level Paper 1 Thursday 14 May 2015 (afternoon) 45 minutes Instructions to candidates Do not open this examination paper until instructed to do so. Answer all
More informationCh. 8 Notes ~ CHEMICAL REACTIONS NOTE: Vocabulary terms are in boldface and underlined. Supporting details are in italics.
Ch. 8 Notes ~ CHEMICAL REACTIONS NOTE: Vocabulary terms are in boldface and underlined. Supporting details are in italics. I. Chemical Reactions (rxns.) A. chemical reaction an expression showing the conversion
More informationUnit 1 - Foundations of Chemistry
Unit 1 - Foundations of Chemistry Chapter 2 - Chemical Reactions Unit 1 - Foundations of Chemistry 1 / 42 2.1 - Chemical Equations Physical and Chemical Changes Physical change: A substance changes its
More informationQ1. Why does the conductivity of a solution decrease with dilution?
Q1. Why does the conductivity of a solution decrease with dilution? A1. Conductivity of a solution is the conductance of ions present in a unit volume of the solution. On dilution the number of ions per
More informationChapter 7. Oxidation-Reduction Reactions
Chapter 7 Oxidation-Reduction Reactions Chapter Map Oxidation Historically oxidation meant reacting with oxygen. 2Zn(s) + O 2 (g) 2ZnO(s) Zn Zn 2+ + 2e or 2Zn 2Zn 2+ + 4e O + 2e O 2 or O 2 + 4e 2O 2 Oxidation
More informationName: Date: Period: Page: Balancing Equations
Name: Date: Period: Page: Balancing Equations In a chemical reaction, one or more reactants change into one or more products. Chemists use chemical equations as a quick shorthand notation to convey as
More informationGuide to Chapter 18. Electrochemistry
Guide to Chapter 18. Electrochemistry We will spend three lecture days on this chapter. During the first class meeting we will review oxidation and reduction. We will introduce balancing redox equations
More informationPractice Exam Topic 9: Oxidation & Reduction
Name Practice Exam Topic 9: Oxidation & Reduction 1. What are the oxidation numbers of the elements in sulfuric acid, H 2 SO 4? Hydrogen Sulfur Oxygen A. +1 +6 2 B. +1 +4 2 C. +2 +1 +4 D. +2 +6 8 2. Consider
More informationSolubility Rules See also Table 4.1 in text and Appendix G in Lab Manual
Ch 4 Chemical Reactions Ionic Theory of Solutions - Ionic substances produce freely moving ions when dissolved in water, and the ions carry electric current. (S. Arrhenius, 1884) - An electrolyte is a
More informationCalculations In Chemistry
Calculations In Chemistry Module 15 Redox Reactions Module 16 Half-Reaction Balancing Module 15 Redox Reactions... 380 Lesson 15A: Oxidation Numbers... 380 Lesson 15B: Balancing Charge... 385 Lesson 15C:
More informationCHAPTER 12. Practice exercises
CHAPTER 12 Practice exercises 12.1 2Al(s) + 3Cl 2 (g) 2AlCl 3 (aq) Aluminium is oxidised and is therefore the reducing agent. Chlorine is reduced and is therefore the oxidising agent. 12.3 First the oxidation
More informationElectrochemistry Pulling the Plug on the Power Grid
Electrochemistry 18.1 Pulling the Plug on the Power Grid 18.3 Voltaic (or Galvanic) Cells: Generating Electricity from Spontaneous Chemical Reactions 18.4 Standard Electrode Potentials 18.7 Batteries:
More informationChemistry 30: Reduction-Oxidation Reactions. Single replacement Formation Decomposition Combustion. Double replacement
Chemistry 30: Reduction-Oxidation Reactions BIG IDEA: Reduction-oxidation (redox) reactions occur by the transfer of one or more electrons from one atom to another. By assigning oxidation numbers, we can
More informationChemical Reactions. Burlingame High School Chemistry 1
Chemical Reactions 1 Chemical Equations Chemical equations are use to describe: the substances that react, the reactants the substances that are formed, the products the relative amounts of all substances
More informationSCHOOL YEAR CH- 19 OXIDATION-REDUCTION REACTIONS SUBJECT: CHEMISTRY GRADE: 12
SCHOOL YEAR 2017-18 NAME: CH- 19 OXIDATION-REDUCTION REACTIONS SUBJECT: CHEMISTRY GRADE: 12 TEST A Choose the best answer from the options that follow each question. 1. During oxidation, one or more electrons
More informationChapter 4: 11, 16, 18, 20, 22, 24, 30, 34, 36, 40, 42, 44, 46, 48, 50, 56, 60, 62, 64, 76, 82, 94 + C 2 H 3 O 2
Chapter : 11, 16, 18, 0,,, 0,, 6, 0,,, 6, 8, 50, 56, 60, 6, 6, 76, 8, 9 11. a. NaBr Na Br b. MgCl Mg Cl c. Al(NO ) Al NO d. (NH ) SO NH SO e. HI H I f. FeSO Fe SO g. KMnO K MnO h. HClO H ClO i. NH C H
More informationChemical Equations. Chemical Reactions. The Hindenburg Reaction 5/25/11
Chemical Reactions CHM 1032C Chemical Equations Chemical change involves a reorganization of the atoms in one or more substances. The Hindenburg Reaction Reactants are on left, products to the right. Arrow
More informationChapter 4 Suggested end-of-chapter problems with solutions
Chapter 4 Suggested end-of-chapter problems with solutions a. 5.6 g NaHCO 1 mol NaHCO 84.01 g NaHCO = 6.69 10 mol NaHCO M = 6.69 10 mol 50.0 m 1000 m = 0.677 M NaHCO b. 0.1846 g K Cr O 7 1 mol K 94.0 g
More informationUnit 4: Reactions and Stoichiometry
Unit 4: Reactions and Stoichiometry Reactions Chemical equation Expression representing a chemical reaction Formulas of reactants on the left side Formulas of products on the right side Arrow(s) connect(s)
More informationA. Incorrect. Check the sum of elements of the same type on both sides of the equation. B. Correct. You have balanced the equation correctly!
DAT General Chemistry Problem Drill 07: Balancing Equations Question No. 1 of 10 1. When the following equation is balanced, what is the coefficient for NaOH? H 2 CO 3 (aq) + NaOH (aq) Na 2 CO 3 (aq) +
More informationCHEM 12 Unit 3 Review package (solubility)
CHEM 12 Unit 3 Review package (solubility) 1. Which of the following combinations would form an ionic solid? A. Metalloid - metal B. Metal non-metal C. Metalloid metalloid D. Non-metal non-metal 2. Which
More informationIndicators of chemical reactions
Indicators of chemical reactions Emission of light or heat Formation of a gas Formation of a precipitate Color change Emission of odor All chemical reactions: have two parts Reactants - the substances
More informationAP CHEMISTRY NOTES 2-1 ASSIGNING OXIDATION NUMBERS
AP CHEMISTRY NOTES 2-1 ASSIGNING OXIDATION NUMBERS RULES FOR ASSIGNING OXIDATION NUMBERS: 1. The oxidation number of any free element (including diatomic elements) is always 0. 2. The sum of the oxidation
More informationELECTROCHEMISTRY. Oxidation/Reduction
ELECTROCHEMISTRY Electrochemistry involves the relationship between electrical energy and chemical energy. OXIDATION-REDUCTION REACTIONS SPONTANEOUS REACTIONS Examples: voltaic cells, batteries. NON-SPONTANEOUS
More information5.5 Oxidation-Reduction (Redox) Reactions LEARNING OBJECTIVE
5.5 Oxidation-Reduction (Redox) Reactions LEARNING OBJECTIVE 1. Identify a chemical reaction as an oxidation- reduction reaction. When zinc metal is submerged into a quantity of aqueous HCl, the following
More information**The partially (-) oxygen pulls apart and surrounds the (+) cation. The partially (+) hydrogen pulls apart and surrounds the (-) anion.
#19 Notes Unit 3: Reactions in Solutions Ch. Reactions in Solutions I. Solvation -the act of dissolving (solute (salt) dissolves in the solvent (water)) Hydration: dissolving in water, the universal solvent.
More informationBIG IDEA TWO. October 13, 2016
BIG IDEA TWO October 13, 2016 Topics to Cover in Big Idea 2 1. Ionic, metallic, and covalent bonds 2. Polarity and dipole moment 3. Intermolecular forces (IMF): 4. Lewis dot structures 5. Resonance forms
More informationAnswer Book. Higher Chemistry. Enthalpy, Moles & RedOx. Topic 4: 4.1 A B C D 4.4 A B C D 4.8 A B C D 4.7 A B C D. CfE New Higher - Unit 3 - Topic4
n Higher Chemistry C V Topic 4: Enthalpy, Moles & RedOx Answer Book 4. A B C D 4. 4. A B C D 4.4 A B C D 4.5 4.6 A B C D 4 4 4 4 5 5 5 5 6 6 6 6 7 7 7 7 8 8 4.7 A B C D 4 5 6 7 4.8 A B C D 4 5 6 7 8 4.9
More informationBalancing Redox Equations in Acidic Solutions. 6 2Cr H 2 O. 6 2Cr 3+ Example 1: Balance the following equation for the reaction of Cr 2 O 7
Balancing Redox Equations in Acidic Solutions Example 1: Balance the following equation for the reaction of Cr 2 O 7 2 with Fe 2+ in an acidic solution. Cr 2 O 7 2 + Fe 2+ 6 Cr 3+ + Fe 3+ Step 1: Divide
More informationChapter 19: Oxidation - Reduction Reactions
Chapter 19: Oxidation - Reduction Reactions 19-1 Oxidation and Reduction I. Oxidation States A. The oxidation rules (as summarized by Mr. Allan) 1. In compounds, hydrogen has an oxidation # of +1. In compounds,
More informationOxidation-Reduction Reactions
Chemistry Grade:12 CHAPTER 19 REVIEW Oxidation-Reduction Reactions SECTION 1 SHORT ANSWER Answer the following questions in the space provided. 1. All the following equations involve redox reactions except
More informationReaction Writing Sheet #1 Key
Reaction Writing Sheet #1 Key Write and balance each of the following reactions and indicate the reaction type(s) present: 1. zinc + sulfur zinc sulfide 8 Zn (s) + S 8 (s) 8 ZnS (s) synthesis 2. potassium
More informationChemical Equations and Chemical Reactions
Chemical Equations Chemical Equations and Chemical Reactions Chemical equations are concise representations of chemical reactions. Chemical Equations Symbols Used in Chemical Equations The formulas of
More informationName Period Date. Ch. 19: Oxidation-Reduction Reactions Homework
Name Period Date Ch. 19: OxidationReduction Reactions Homework Answer each of the following questions in as much detail as you can. Be sure to show all your work for any calculations and follow all rules
More informationOxidation and Reduction in Photochromism. Oxidation and Reduction. Examples of Oxidized and Reduced Substances. Electron Loss and Gain.
Chapter 15 Lecture Chapter 15 15.1 Oxidation Reduction Reactions Oxidation and Reduction Fifth Edition Oxidation and Reduction An oxidation-reduction reaction provides us with energy from food provides
More informationAMOUNT OF SUBSTANCE. TASK 1 Writing formulas of ionic compounds. TASK 2 Writing formulas 1. TASK 3 Writing formulas 2
AMOUNT OF SUBSTANCE TASK 1 Writing formulas of ionic compounds 1 AgBr 2 Na 2CO 3 3 K 2O 4 Fe 2O 3 5 CrCl 3 6 Ca(OH) 2 7 Al(NO 3) 3 8 Na 2SO 4 9 PbO 10 Na 3PO 4 11 Zn(HCO 3) 2 12 (NH 4) 2SO 4 13 Ga(OH)
More information5.111 Principles of Chemical Science
MIT OpenCourseWare http://ocw.mit.edu 5.111 Principles of Chemical Science Fall 2008 For information about citing these materials or our Terms of Use, visit: http://ocw.mit.edu/terms. Page 1 of 10 pages
More informationSome electrode half-equations and their standard electrode potentials are shown in the table below
Q1. The electrons transferred in redox reactions can be used by electrochemical cells to provide energy. Some electrode half-equations and their standard electrode potentials are shown in the table below.
More informationChemistry 12 JANUARY Course Code = CH. Student Instructions
MINISTRY USE ONLY MINISTRY USE ONLY Place Personal Education Number (PEN) here. Place Personal Education Number (PEN) here. MINISTRY USE ONLY Chemistry 12 2002 Ministry of Education JANUARY 2002 Course
More informationSolubility and Complex-ion Equilibria
Solubility and Complex-ion Equilibria Contents and Concepts Solubility Equilibria 1. The Solubility Product Constant 2. Solubility and the Common-Ion Effect 3. Precipitation Calculations 4. Effect of ph
More informationName AP Chemistry September 30, 2013
Name AP Chemistry September 30, 2013 AP Chemistry Exam Part I: 40 Questions, 40 minutes, Multiple Choice, No Calculator Allowed Bubble the correct answer on the blue side of your scantron for each of the
More information