Science&9&&Exam&–&Prep&&&Study&Guide& &Name:&__________________&

1&&

Unit%Exam%Preparation%&To&help&you&prepare&for&the&unit&exam,&use&this&as&a&guide&to&set&up&a&study&sheet.&&&The&test&will&be&in&the&following&format:&&50&multiple&choice&questions&To&set&up&your&study&guide,&fold&a&piece&of&paper&in&half&and&then&into&thirds&to&produce&12&rectangles&(6&per&side)&as&shown&below.&& & & !&Front& & & &

& & & "&Back& & & &

&OEach&square&is&a&space&for&the&information&about&a&particular&topic.&&At&the&top&of&each&square,&write&down&the&following&topics:&Lab%safety%

Properties%of%Metals%

Particle%model%/%KMT%

Atomic%Theory%

Periodic%table%1/2%

Periodic%table%2/2%%

Bohr%Diagram%

P/C%properties%

P/C%changes%

Exo/Endothermic%

I%/%C%bonds%

Naming%

OFor&each&of&the&topics,&include&the&following&information&(use&diagrams&to&help&you):&Lab%safety%

OHow&do&you&deal&with&broken&glassware,&spilling&on&a&countertop,&spilling&over&you,&small&fire&and&big&fire?&

Properties%of%metals%

OList&all&metallic&properties&(e.g.,&&electric&and&thermal&conductivity,&malleability,&ductile…)&OWhich&bond&do&metals&involve&in?&What&do&they&combine&with?&OWhat&kind&of&charge&do&metals&get&when&they&become&ions?&Do&they&lose&or&gain&eO?&&

Particle%model%or%matter%/%Kinetic%molecular%theory%

OList&the&rules&(e.g.,&solid&=&small&space&between&vibrating&particles)&

Atomic%Theory%

OWhat&are&three&subatomic&particles?&What&are&their&charges,&relative&mass,&relative&occupation&of&space&in&an&atom?&ODefine&atomic&number,&mass&number,&atomic&mass&ODescribe&how&to&find&#&of&p+,&eO&and&n&for&neutral&atoms&ODescribe&how&#&of&p+,&eO&and&n&change&when&ions&are&made&

shiny , solid,

↳ ionic

↳ nonmetal ytree

C) # Of VE for metalsare 1 Or 2

.

ypt , e-,

n

d tSmallest = e- most space = e-

12=6+6 Average weight11 11 12 12.01# Pt # ptt # n =/ # ptt # n

Chapter(1(Science(9(

2((

Periodic(table(½((

0How(are(metals,(metalloids((semi0metals),(and(non0metals(arranged?(0How(are(family(and(period(arranged?(0How(to(find(#(of(VE,(#(of(e0(shells?(

Periodic(table(2/2((

0How(are(Alkali(metals,(Alkaline(earth(metals,(halogens,(noble(gasses(arranged?(0What(are(the(common(characteristics(of(the(families(listed(above?(

Bohr(Diagram(

0Describe(and(give(examples(of(Bohr(diagram(for(neutral(element,(ions,(AND(ionic(compound(

(

Physical(and(chemical(properties(

0List(examples(of(each(property.((e.g.,(density,(melting(and(boiling(temperature,(combustibility,(texture,(reactivity,(shape,(taste,(malleability,(toxicity…)((

Physical(and(chemical(changes(

0Define(physical(and(chemical(changes(0List(evidence(that(helps(us(determine(what(changes(are(occurring((e.g.,(rusting,(rotting,(spoiling,(dissolving,(phase(changes,(cutting,(baking,(cooking…)(

(

Exo/endothermic(changes(

0Define(exothermic(and(endothermic(changes(0Draw(how(heat(travels(between(system(and(surrounding(0Classify(type(of(change(based(on(how(heat(travels,(temperature(changes,(and(energy(is(involved((

Ionic(and(covalent(bonds(

0Define(ionic(and(covalent(bonds(with(respect(to(e0(transferred/shared,(Metal(and(Non0metals/Nonmetals(only,(Ions/non0ions(0What(kind(of(bonds(do(compounds(with(polyatomic(ion(have?((e.g.,(NaOH,(KNO3)((

Naming(compounds(

0Describe(and(give(examples(of(naming(simple,(multivalent,(polyatomic(ions,(combination(compounds((e.g.,(TcI,(PdO,(NaNO3,(CuSO4)(0Describe(and(give(examples(of(formula(writing(for(simple,(multivalent,(polyatomic(ions,(combination(compounds((e.g.,(zirconium(oxide,(iron((II)(chloride,(aluminum(phosphate,(nickel((III)(sulfite)(

(

↳ CTRPI

I ← tunreaaiue ↳ Less reactive

Na,K

,Rb

, CS , # = Alkali metal

Group # ← 'reacts w/ Hzo

P

p c pC p c p c

Exo

DE←HOTK =

Era•

+9¥K

COLDKN03 Na¥. . OH

'

ionic

K±f' .M¥3.

ionic 0 . . . - H covalent

covalent

Home Fun I

•Make correction On oh .

1,2 and 3 Quizzes

.

→ Use a colored PEN !

• Make a study sheet .

→ follow blue guideline

DATE: NAME: CLASS:

CHAPTER 3 BLM 1-44

Unit 1 Test

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Goal • Test your understanding of Unit 1, Atoms, Elements, and Compounds.

What to Do

Circle the letter of the best answer.

1. Which of the following hazard label symbols warns that the chemical is dangerously reactive?

I.

II.

III.

IV.

A. I B. I, III C. II, III D. II, III, IV

2. Which term(s) describe the formation of a solid from either a liquid or a gas? I. freezing II. deposition III. condensation IV. solidification

A. I only B. II and III only C. I, II, and IV only D. I, II, III, and IV

3. Which phrase best describes the physical property known as density? A. the tendency to be solid, liquid, or gas B. the ability to dissolve in water C. the ability of a material to flow D. the ratio of a material’s mass to its volume

:t

mass ÷ volume

o

DATE: NAME: CLASS:

BLM 1-44 continued

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This page may be reproduced for classroom use by the purchaser of this book without the written permission of the publisher.

4. Which of the following best describes atoms? A. nucleus contains protons and electrons; nucleus is surrounded by neutrons B. nucleus contains neutrons; nucleus is surrounded by protons and electrons C. nucleus contains protons and neutrons; nucleus is surrounded by electrons D. nucleus contains electrons and electrons; nucleus is surrounded by protons

5. Which of the following is a metal? A. fluorine B. potassium C. phosphorus D. selenium

6. What is meant by the term “group” in the periodic table? A. a collection of elements that are all solids B. a horizontal row of elements C. a collection of elements in the same period D. a family of elements with similar properties

7. Which phrase correctly describes for both the sulphide ion S2� and the oxide ion O2�? A. more protons than electrons B. more electrons than protons C. equal numbers of protons and electrons D. equal number of neutrons and protons

8. Which of the following is a covalent compound? A. Fe B. FeF3 C. OF2 D. O3

9. How many atoms in total are represented by the formula Fe(CH3COO)3? A. 6 B. 9 C. 11 D. 22

10. One bad apple in a barrel causes the whole bunch to turn rotten, causing them to turn brown, get warmer, and become mushy. Which kinds of change(s) are involved?

A. physical change only that is exothermic B. chemical change only that is endothermic C. chemical change and physical change that is exothermic D. chemical change and physical change that is endothermic

c

B

D

B

C

D

C

DATE: NAME: CLASS:

BLM 1-44 continued

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This page may be reproduced for classroom use by the purchaser of this book without the written permission of the publisher.

Match the Descriptor on the left with the best Term on the right. Each Term may be used only once.

Descriptor Term

_____ 11. an example of a physical property _____ 12. the smallest particle of a piece of iron _____ 13. Water is an example. _____ 14. cannot be decomposed by chemical means _____ 15. Elements in this family have 7 valence electrons. _____ 16. a model that shows how electrons are arranged _____ 17. This subatomic particle has no electric charge. _____ 18. This number identifies the element. _____ 19. involves shared pairs of electrons _____ 20. contains a metal and a non-metal chemically combined

A. alkaline earth metal B. atom C. atomic mass D. atomic number E. Bohr model F. boiling point G. covalent compound H. element I. halogen J. ionic compound K. molecule L. neutron M. proton N. Rutherford model

Short Answer Questions

21. Using kinetic molecular theory, explain how a solid can turn into a liquid. ____________________________________________________________________________________________

____________________________________________________________________________________________

22. Draw a simple sketch of an atom containing 5 protons, 6 neutrons, and as many electrons as are needed to make the atom neutral. Show the correct number of electrons in each energy level.

23. Sketch a Bohr model diagram indicating the number of protons as well as the number and arrangement of electrons in each: (a) Ca

(b) Al3+

(c) Cl�

xmore than

FB

¥I

E

L

D

G

J

DATE: NAME: CLASS:

BLM 1-44 continued

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This page may be reproduced for classroom use by the purchaser of this book without the written permission of the publisher.

24. Use a periodic table to identify these elements. (a) the metal in period 5, group 11 _________ (b) the element with atomic mass 16.0 amu _________ (c) the metalloid in the second period _________ (d) the metal in period 4 with three common ion charges _________ (e) the halogen whose atoms are heavier than sulphur’s atoms and which has an atomic number less than selenium _________

25. List six chemical or physical properties typical of alkali metal elements.

_____________________________________________________________________________

_____________________________________________________________________________

_____________________________________________________________________________

26. Write names for the following compounds. (a) NaCl _________ (b) Mg3P2 _________ (c) FeO _________ (d) (NH4)3PO4 _________ (e) Pt(SO4)2 _________

27. Write formulas for the following compounds. (a) calcium bromide _________ (b) copper(I) phosphide _________ (c) potassium carbonate _________ (d) aluminum hydroxide _________ (e) ruthenium(IV) sulphite _________

28. (a) Explain the difference between a physical change and a chemical change.

__________________________________________________________________________

__________________________________________________________________________

(b) Give an example of each type of change.

__________________________________________________________________________

__________________________________________________________________________