Free Printable Chemistry Final

1.

What is atomic number?

a)

Number of protons in an atoms

b)

Number of neutrons in an atom

c)

Mass of an atom

d)

Charge on an atom

2.

Which subatomic particles are found in the nucleus of an atom?

a)

Protons and Electrons

b)

Protons and Neutrons

c)

Neutrons and Electrons

d)

Protons, Neutrons and Electrons

3.

What charge does a proton have?

a)

+1

b)

0

c)

-1

d)

+2

4.

What mass does a neutron have?

a)

1 amu

b)

0 amu

c)

-1 amu

d)

+2 amu

5.

How many protons does an aluminum atom have?

a)

27

b)

14

c)

40

d)

13

6.

How many electrons does a sodium atom have?

a)

23

b)

11

c)

12

d)

34

7.

Atoms of the same element must always have the same number of _________

a)

electrons

b)

neutrons

c)

isotopes

d)

protons

8.

The mass number of an element that has 18 protons, 18 electrons, and 22 neutrons is _____.

a)

18

b)

36

c)

22

d)

40

9.

any characteristic of matter that you can observe without changing the identity of the substances that make it up

a)

physical property

b)

chemical property

c)

periodic table

d)

conglomerate

10.

a characteristic of matter you observe as it reacts or changes into a different substance

a)

physical property

b)

chemical property

c)

periodic table

d)

conglomerate

11.

the amount of matter in an object

a)

mass

b)

weight

c)

volume

d)

density

12.

the gravitational pull on the mass of an object

a)

mass

b)

weight

c)

volume

d)

density

13.

the amount of space a sample of matter occupies

a)

mass

b)

weight

c)

volume

d)

density

14.

the mass per unit volume of a substance

a)

mass

b)

weight

c)

volume

d)

density

15.

the ability of one material to dissolve in another

a)

solubility

b)

boiling point

c)

melting point

d)

state of matter

16.

the ability to be hammered into thin sheets

a)

magnetism

b)

malleability

c)

ductility

d)

electrical conductivity

17.

the ability of a type of matter to burn easily

a)

flammability

b)

rust

c)

solubility

d)

conductivity

18.

Choose which one is a physical property

a)

Flammability

b)

Solubility

c)

Unexpected color change

d)

Magic

19.

Choose the one that is a chemical property

a)

Magnetism

b)

Size

c)

Color

d)

endothermic

20.

What is the outcome of observing a chemical property?

a)

Nothing

b)

A new substance is formed with different properties

c)

NaCl

d)

A rise in thermal conductivity

21.

Choose whether the following is a physical or chemical property: Oxidation

a)

Physical

b)

Chemical

22.

The graduated cylinder has a volume of 50 mL. You drop a tennis ball in the cylinder. The volume rises to 88 ml. What is the volume of the tennis ball?

a)

50 mL

b)

80 mL

c)

38 mL

d)

88 mL

23.

What is the formula for density?

a)

density = mass x volume

b)

density = mass / volume

c)

density = mass + volume

d)

density = mass - volume

24.

Which box has a higher density?

a)

Box A

b)

Box B

c)

cannot be determined

d)

they are the same

25.

State of matter with a definite shape and definite volume.

a)

solid

b)

liquid

c)

gas

26.

State of matter with a definite volume, but no definite shape.

a)

solid

b)

liquid

c)

gas

27.

State of matter with no definite shape and no definite volume.

a)

solid

b)

liquid

c)

gas

28.

Each column in the periodic table is called a

a)

period

b)

group

c)

cluster

d)

unit

29.

The atoms along the staircase are called

a)

metals

b)

nonmetals

c)

metalloids

d)

noble gases

30.

Which is a halogen?

a)

Helium

b)

Chlorine

c)

Oxygen

d)

Neptune

31.

Which is an alkali metal?

a)

Magnesium

b)

Iron

c)

Sodium

d)

Europium

32.

A horizontal row of elements in the periodic table.

a)

column

b)

group

c)

period

33.

The simplest substance is..?

a)

Carbon

b)

An element

c)

Water

d)

A simple compound

34.

Which group of the periodic table is composed of inert (not reactive) gases?

a)

alkali metals

b)

alkaline earth metals

c)

halogens

d)

noble gases

35.

Elements which are shiny, conduct electricity and heat are called

a)

metal

b)

nonmetal

c)

metalloid

d)

nonexistent

36.

Carbon

a)

CA

b)

C

c)

Ca

d)

Cn

37.

Sn

a)

tin

b)

sulfur

c)

iron

d)

sodium

38.

Sulfur

a)

Sf

b)

Su

c)

Sr

d)

S

39.

Calcium

a)

Cl

b)

Ca

c)

C

d)

Cm

40.

Copper

a)

CU

b)

Cp

c)

Cu

d)

Cr

41.

Gold

a)

Go

b)

Gl

c)

AU

d)

Au

42.

Iron

a)

Ir

b)

In

c)

Fe

d)

FE

43.

What is matter?

a)

Volume of an object

b)

Anything that has mass and takes up space

c)

Mass of an object

d)

Space of an object

44.

What are the 3 states of matter?

a)

Water, air, ball

b)

mass, volume, grams

c)

solid, liquid, gas

d)

chair, table, pencil

45.

Which of the following is not a compound?

a)

HCl

b)

Cl

c)

NaCl

d)

CO2

46.

What is salad?

a)

element

b)

compound

c)

mixture

47.

1 A substance made up of two or more chemically combined elements is —

a)

an element

b)

mixture

c)

compound

d)

solution

48.

What is an example of an element?

a)

Oxygen

b)

Pure water

c)

Air

d)

Table salt

49.

KCl₂

a)

Compound

b)

Element

c)

Mixture

50.

H

a)

Compound

b)

Element

c)

Mixture

51.

Electrons are not factored into atomic mass because:

a)

They are so small their mass is negligible

b)

They're not in the nucleus

c)

They're too big

d)

They move so quickly their mass is zero

52.

$C_2H_6\ +\ 5O_2\ \rightarrow\ 2CO_2\ +\ 3H_2O_2$
Given this chemical equation, what are the REACTANTS?

a)

$C_2H_{6\ }and\ 5O_2$

b)

$2CO_2\ and\ 3H_2O_2$

53.

$C_2H_6\ +\ 5O_2\ \rightarrow\ 2CO_2\ +\ 3H_2O_2$
Given this chemical equation, what are the PRODUCTS?

a)

$C_2H_{6\ }and\ 5O_2$

b)

$2CO_2\ and\ 3H_2O_2$

54.

Review the image and then pick the scenario below which best illustrates the Law of Conservation of Mass.

a)

A scientist adds 5g of Substance A to 5g of Substance B. A reaction occurs that produces 10g of Substance C.

b)

A scientist adds 5g of Substance A to 5g of Substance B. A reaction occurs that produces 15g of Substance C.

55.

Observe the reaction shown here. The formula for this equation is $N_2\ +\ H_2\ \rightarrow\ NH_3$ . Does this represent a balanced equation that obeys the Law of Conservation of Mass?

a)

No. The reactants and products are not equal in numbers of atoms of each element.

b)

Yes. The reactants and products are equal in numbers of atoms of each element.

56.

How many atoms of carbon (C) are in C₆H₁₂O₆?

a)

3

b)

6

c)

12

d)

24

57.

How many Hydrogen are in 4H₂O?

a)

6

b)

8

c)

2

d)

4

58.

What comes out of a chemical reaction.

a)

Products

b)

Reactants

59.

What tool is used to measure liquid volume?

a)

meter stick

b)

triple beam balance

c)

LxWxH

d)

Graduated Cylinder

60.

What is the base unit for measuring mass?

a)

Meter

b)

Liter

c)

Gram

61.

Find the volume of the liquid.

a)

39 mL

b)

38 mL

c)

30.8 mL

d)

38 cm³

62.

What option is used to determine the volume of an irregularly shaped object?

a)

water

b)

beaker

c)

graduated cylinder

d)

water displacement

63.

The base unit of metric volume.

a)

Meter

b)

Liter

c)

Gram

64.

Most of the elements on the periodic table are classified as _____.

a)

Metals

b)

Nonmetals

c)

Metalloids

d)

Periods

65.

Metals are found on the ______________ side of the periodic table.

a)

nonmetals

b)

left

c)

right

d)

metals

66.

This group of elements have properties that are opposite those of metals. ______________________

a)

luster

b)

nonmetals

c)

metalloids

d)

metals

67.

Periods on the periodic table are __________.

a)

Horizontal Rows

b)

Vertical Columns

68.

The number of electrons in an atom is equal to the...

a)

Atomic number

b)

Protons

c)

Atomic Mass

d)

Neutrons

69.

How many periods are on the periodic table?

a)

5

b)

6

c)

7

d)

8

70.

Elements in the same group have

a)

Similar names

b)

Same number of outer (valence) electrons)

c)

The same number of protons

71.

How many atoms of hydrogen are in this compound?

a)

1

b)

2

c)

3

d)

4

72.

How many atoms of Iron are in this compound?

a)

1

b)

2

c)

3

d)

4

73.

Determine whether the following equation is balanced or unbalanced. 2Fe + 3Cl₂---> FeCl₃

a)

Balanced

b)

Unbalanced

74.

A vertical column is called...

a)

group

b)

tower

c)

period

d)

crew

75.

Which element is in period 1 group 18?

a)

Helium

b)

Hydrogen

c)

Neon

d)

Lead

76.

Which element is in period 3 and group 14?

a)

Silicon

b)

Helium

c)

Mercury

d)

Neon

77.

Sodium (Na) is found in which period?

a)

1

b)

2

c)

3

d)

4

78.

Which element is in period 4 family 11

a)

Mercuy

b)

Copper

c)

Silver

d)

Gold

79.

The number at the bottom of each square on the periodic table is the ...

a)

atomic number

b)

atomic mass

c)

chemical symbol

d)

element name

80.

What group number are the Halogens?

a)

1

b)

2

c)

3 to 12

d)

17

81.

Which element is in period 2 of the periodic table?

a)

Magnesium (Mg)

b)

Carbon (C)

c)

Phosphorous (P)

d)

Krypton (Kr)

82.

What kind of change is a melting popsicle?

a)

physical change

b)

chemical change

83.

The process of converting a liquid condition to a gaseous state when heated is known as?

a)

Condensation

b)

Sublimation

c)

Evaporation

d)

Sedimentation

84.

What is the atomic number of this atom?

a)

4

b)

5

c)

9

d)

none of the above

85.

What charge does an electron have?

a)

Negative

b)

Positive

c)

Neutral

d)

Contrated

86.

What element is this model showing?

a)

Lithium

b)

Boron

c)

Carbon

d)

Neon

87.

Bubbles form when two or more substances are combined ...

a)

Chemical Change

b)

Physical Change

88.

A copper penny turning greenish after a few years is an example of ...

a)

oxidation

b)

magnetism

c)

precipitate

d)

endothermic

89.

This picture represents which of the following?

a)

element

b)

compound

90.

What is it called when you mix two liquid chemicals and something new forms at the bottom of the container.

a)

precipitate

b)

rust

c)

endothermic

d)

flammability

91.

Which of the following is a chemical change?

a)

Melting ice

b)

Boiling water

c)

Breaking glass

d)

Burning wood

92.

Which of the following is a sign of a chemical reaction?

a)

Change in state of matter

b)

Change in temperature

c)

Dissolving of a substance

d)

Change in volume

93.

How many Nitrogen atoms are in the following?

$5N_2O_4$

a)

2

b)

6

c)

10

d)

40

94.

The red numbers in the image below represent ________

a)

subscripts

b)

coefficients

c)

I don't know, and don't want to try

d)

None of the answers are correct

95.

The blue numbers in the image below represent ________

a)

I don't know, and don't want to try

b)

coefficients

c)

subscripts

d)

none of the answers are correct

96.

Which reactant is missing from the equation shown?

(What should go in the place of the "X"?)

a)

One hydrogen atom.

b)

Three hydrogen atoms.

c)

Four oxygen atoms.

97.

Is this equation balanced?

a)

Yes, everything appears the same amount on each side.

b)

No, there are too many oxygen on the left side.

98.

How do the molecules in a solid differ from those in a gas?

a)

In a solid, molecules are close together with no movement; in a gas, molecules are very far apart with rapid movement

b)

In a solid, molecules are very far apart with rapid movement; in a gas, molecules are close together with no movement

c)

In a solid, molecules are farther apart with some movement; in a gas, molecules are close together with no movement

d)

In a solid, molecules are farther apart with rapid movement; in a gas, molecules are close together with some movement

99.

In a chemical reaction when heat is absorbed (it becomes cooler), we call it

a)

exothermic

b)

endothermic

c)

precipitate

d)

oxidation

100.

When a chemical reaction releases heat, we call it

a)

endothermic

b)

exothermic

c)

precipitate

d)

oxidation

Chemistry Final

Total questions: 100

Worksheet time: 8hrs 20mins

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