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ADV CHEM: Marking Period 2 Quarterly Review

Total questions: 49

Worksheet time: 1hrs 22mins

Name
Class
Date
1.

What is the charge of a cation?

a)

positive

b)

negative

c)

neutral

2.

What is the charge of an anion?

a)

positive

b)

negative

c)

neutral

3.

Ions are formed when atoms lose or gain:

a)

hope

b)

protons

c)

neutrons

d)

electrons

4.

Which of the following is a PURE substance? (Pure substance = same chemical composition throughout the substance, like an element or a compound)

a)

salt water

b)

fresh air

c)

soda

d)

sodium

5.

What is the lowest whole-number ration of ions in an ionic compound known as?

a)

a molecule

b)

an atom

c)

an ion

d)

a formula unit

6.

Molecular compounds are formed from:

a)

a metal and a nonmetal

b)

polyatomic ions

c)

nonmetals

d)

positive and negative ions

7.

To form an ionic compound, fluorine would need to bond with:

a)

lithium

b)

carbon

c)

chlorine

d)

helium

8.

Ionic compounds are composed of:

a)

positive and negative ions

b)

transition metals

c)

molecules

d)

nonmetals

9.

What is the charge (oxidation number) of an element from group 17?

a)

0

b)

-1

c)

+1

d)

+2

10.

What is the charge of an ion from group 2?

a)

0

b)

-1

c)

+1

d)

+2

11.

What is the charge of an ion from group 16?

a)

0

b)

-1

c)

+1

d)

-2

12.

When group 1 elements form ions, they:

a)

lose 1 electron

b)

gain 1 electron

c)

lose 1 proton

d)

gain 1 proton

13.

When group 2 elements form ions, they:

a)

lose 2 electrons

b)

gain 2 electrons

c)

lose 2 protons

d)

gain 2 protons

14.

When naming a transition metal that can have multiple charges, what is used to indicate the charge of the atom?

a)

prefix

b)

suffix

c)

roman numeral

d)

superscripts

15.

nona- is the prefix for:

a)

0

b)

1

c)

9

d)

10

16.

What is the gram formula mass of: MgCl2

a)

60 g

b)

95 g

c)

70 g

d)

120 g

17.

Which of the following exists naturally as a diatomic molecule?

a)

Hydrogen

b)

Lithium

c)

Sodium

d)

Helium

18.

Avogadro's number of representative particles is equal to one:

a)

gram

b)

mole

c)

liter

d)

kilogram

19.

The volume of one mole of a substance is 22.4 L at STP for all:

a)

elements

b)

gases

c)

solids

d)

liquids

20.

Which is NOT an empirical formula?

a)

C2H4O

b)

C2H4O2

c)

C2H4NO

d)

NaCl

21.

The lowest whole number ration of elements in a compound is called the:

a)

empirical formula

b)

molecular formula

c)

ionic compound

d)

binary formula

22.

When the equation: Al + O2 --> Al2O3

is balanced, what is the coefficient in front of Al?

a)

1

b)

2

c)

3

d)

4

23.

Chemical reactions....

a)

only occur in living organisms

b)

create and destroy atoms

c)

occur only outside living organisms

d)

produce new substances

24.

A word equation does NOT show which of the following:

a)

the correct formulas of the reactants and products

b)

the reactants on the left, the products on the right

c)

an arrow connecting the reactants to the products

d)

the substances that take part in the reaction

25.

Which equation is correct for determing the % by mass of C in CH4?

a)

(4g/12g) * 100

b)

(12g/16g) * 100

c)

(12g/4g) * 100

d)

(16g/12g) * 100

26.

What is the correct formula for:

Sodium phosphate

a)

Na3(PO4)

b)

Na4(PO3)

c)

Na2(PO4)

d)

Na2(PO3)

27.

What is the correct formula for:

Aluminum sulfide

a)

AlS

b)

Al2SO3

c)

Al2SO4

d)

Al2S3

28.

What is the correct formula for:

Hydrochloric Acid

a)

HCl

b)

H2Cl

c)

H2CO3

d)

HCO3

29.

What is the correct formula for:

Carbon tetrachloride

a)

C4Cl

b)

CL4

c)

CCl4

d)

CH4

30.

What is the correct formula for:

Sulfuric Acid

a)

H3SO4

b)

H2SO4

c)

H3SO3

d)

H4SO4

31.

What is the name of:

CuSO4

a)

copper(I) sulfite

b)

copper(II) sulfite

c)

copper(I) sulfate

d)

copper(II) sulfate

32.

What is the name of:

FeO

a)

iron oxide

b)

iron(I) oxide

c)

iron(II) oxide

d)

iron(III) oxide

33.

What is the name of:

CO2

a)

carbon oxide

b)

carbon dioxide

c)

carbon monoxide

d)

carbide oxide

34.

What is the name of:

HNO3

a)

hydronitrogen oxide

b)

nitric acid

c)

nitrous acid

d)

hydrogen nitrogen trioxide

35.

What is the name of:

HF

a)

hydrofluoric acid

b)

fluoric acid

c)

hydrogen fluoride

d)

hydrogen monofluoride

36.

What is the gram formula mass of:

(NH4)2SO4

a)

84 g

b)

114 g

c)

132 g

d)

196 g

37.

What is the mass of 4 moles of Ca(NO3)2?

a)

164 g Ca(NO3)2

b)

328 g Ca(NO3)2

c)

400 Ca(NO3)2

d)

656 g Ca(NO3)2

38.

How many moles are in 50 g of H2O?

a)

2.78 mol

b)

3.125 mol

c)

25 mol

d)

50 mol

39.

What is the volume of 23.4 g of N2 at STP?

a)

1.045 L

b)

23.4 L

c)

18.72 L

d)

524.16 L

40.

What is the density of O2 gas at STP?

HINT! Use the density formula and what you know about mass/volume !

a)

0.71 g/L

b)

1.43 g/L

c)

2 g /L

d)

16 g/L

41.

Is the following formula empirical or molecular?

CH

a)

empirical

b)

molecular

42.

Is the following formula empirical or molecular?

C2H2

a)

empirical

b)

molecular

43.

Is the following formula empirical or molecular?

K2SO4

a)

empirical

b)

molecular

44.

Is the following formula empirical or molecular?

NaCl

a)

empirical

b)

molecular

45.

Find the molecular formula given the empirical formula: CH2O and the molar mass of 180 g.

a)

C2H4O2

b)

C3H6O3

c)

C6H6O6

d)

C6H12O6

46.

What is the % of Na in Na2CO3?

a)

43.4%

b)

21.7%

c)

11.3%

d)

33.9%

47.

When this equation is balanced, what is the coefficient in fron tof Li?

Li + O2 → Li2O

a)

1

b)

2

c)

3

d)

4

48.

What type of equation is this?

Li + O2 → Li2O

a)

synthesis

b)

decomposition

c)

single replacement

d)

double replacement

49.

What type of equation is this?

AgNO3 + Mg3(PO4)2 → Ag3PO4 + Mg(NO3)2

a)

synthesis

b)

decomposition

c)

single replacement

d)

double replacement

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