Free Printable Chemistry Final Review

1.

How many significant figures does the following number have: 0.002040 g

a)

6

b)

4

c)

3

d)

2

2.

How many significant figures does the following number have: 100.3 L

a)

4

b)

3

c)

5

d)

2

3.

Round 0.010229 kg to four sig figs

a)

1022

b)

1023

c)

0.01023

d)

0.01022

4.

How many significant figures does the following number have: 0.002040 km

a)

6

b)

4

c)

3

d)

2

5.

What is the correct answer to: 6.201 cm + 7.4 cm + 0.68 cm +12.0 cm =

a)

26.281

b)

26.28

c)

26.2

d)

26.3

6.

What is the correct answer for: 1.31 cm x 2.3 cm

a)

3.013

b)

3.01

c)

3.02

d)

3.0

7.

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

a)

Zinc

b)

Copper

c)

Nickel

d)

Germanium

8.

Choose the correct shortcut configuration for iodine.

a)

[Ar]4s²4d¹⁰4p⁵

b)

[Kr]5s²4d¹⁰5p⁵

c)

[Xe]5s²5d¹⁰5p⁵

d)

none of the above

9.

Which of the following is the correct electron configuration for a sodium atom?

a)

1s¹ 2s¹ 3s¹

b)

1s² 2s² 2p⁶ 3s¹

c)

1s² 2s² 2p⁶3s² 3p⁶ 4s¹

d)

1s² 2s¹

10.

What do these isotopes of hydrogen all have in common? (choose all correct answers)

a)

they have the same mass number

b)

they have the same atomic number

c)

they have the same number of neutrons

d)

they have the same number of protons

11.

Which of the following represents a single element?

a)

Fe₂O₃

b)

O₂

c)

CuSO₄

d)

H₂O

12.

Classify the following as a physical or chemical change:

separating copper (II) sulfate from water

a)

physical

b)

chemical

13.

Which of the following would increase the (gas) pressure of a system?

a)

Increase the Temperature

b)

Pump in more gas

c)

Decrease the volume

d)

All of these

14.

Assuming equal temperatures, which container will have lower pressure?

a)

left

b)

right

c)

they both have the same pressure

15.

What is standard temperature? (The ST part of STP)

a)

0K

b)

0^oC

c)

173 K

d)

32^o F

16.

Which of the following is NOT a value for Standard Pressure? (As in the S P part of STP)

a)

101.3 kPa

b)

760 mm Hg

c)

1 atm

d)

1 torr

17.

According to Boyle's Law, as the volume of a gas increases the pressure of the gas will _________. This is a __________ relationship.

a)

increase; direct

b)

increase; inverse

c)

decrease; direct

d)

decrease; inverse

18.

According to Gay-Lussac's Law, as the temperature of a gas increases the pressure of the gas will _________. This is a __________ relationship.

a)

increase; direct

b)

increase; inverse

c)

decrease; direct

d)

decrease; inverse

19.

Based on intermolecular forces, which of the molecules would have the highest boiling point?

a)

HCl

b)

NH₃

c)

N₂

d)

CO₂

20.

In a polar bond,

a)

electrons are shared equally between atoms

b)

electrons are shared unequally between atoms

c)

protons are shared equally between atoms

d)

protons are shared unequally between atoms

21.

Which of the following has the highest electronegativity of any element?

a)

Fr

b)

F

c)

C

d)

H

22.

What type of intermolecular forces will be present between molecules in a sample of this substance?

a)

London dispersion

b)

dipole-dipole & London dispersion

c)

Hydrogen bonding, dipole-dipole & London dispersion

23.

What is the shape of H₂O?

a)

linear

b)

tetrahedral

c)

bent

d)

trigonal pyramidal

24.

Determine the molecular geometry of the given structure.

a)

Trigonal Pyramidal

b)

Trigonal Bipyramidal

c)

Trigonal Planar

d)

Tetrahedral

25.

What is the molecular geometry of CO₂?

a)

Bent

b)

Trigonal planar

c)

Trigonal pyramidal

d)

Linear

26.

What reaction has the following general formula:

AB --> A + B

a)

Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

27.

What reaction has the following general formula:

A + BX --> B + AX

a)

Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

28.

What reaction has the following general formula:

AX + BY --> AY + BX

a)

Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

29.

What reaction has the following general formula:

A + B --> AB

a)

Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

30.

What reaction has the following general formula: $C_xH_y\ +\ O_2\ ->CO_{2\ }+\ H_2O$

a)

Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

31.

What type of reaction is the following: $Zn\ +\ 2HCl\ ->\ ZnCl_2+H_2$

a)

Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

32.

What type of reaction is the following: $Ag_3N\ +\ 3HBr->3AgBr+H_3N$

a)

Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

33.

What type of reaction is the following: $2NaHCO_3->\ Na_2CO_3+CO_2+H_2O$

a)

Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

34.

What type of reaction is the following: $BaCl_2+2KI\ ->\ 2KCl\ +\ BaI_2$

a)

Synthesis

b)

Decomposition

c)

Single Replacement

d)

Double Replacement

e)

Combustion

Chemistry Final Review

Total questions: 34

Worksheet time: 35mins

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