Free Printable Building Blocks of Matter Review + Elements

1.

How many protons are in Sodium?

a)

11

b)

22

c)

12

d)

33

2.

How many electrons are in an Aluminium atom?

a)

40

b)

27

c)

13

d)

14

3.

How many electrons are in a Sulfur atom?

a)

32

b)

16

c)

48

d)

8

4.

How many protons are in Chlorine?

a)

35

b)

18

c)

17

d)

52

5.

How many electrons are in a Potassium atom?

a)

19

b)

20

c)

58

d)

39

6.

The negatively charged particle that is found in the rings of an atom is called a(n)

a)

electron

b)

proton

c)

neutron

d)

nucleus

7.

The nucleus is made up of

a)

Protons and neutrons

b)

protons and electrons

c)

electrons and neutrons

d)

neutrons

8.

The neutrally charged particle (no charge) inside the nucleus is called a(n)

a)

proton

b)

neutron

c)

electron

d)

nucleus

9.

A proton is described as

a)

a positively charged particle in the nucleus

b)

a positively charged particle in the rings of an atom

c)

a neutrally charge particle in the nucleus

d)

a negatively charge particle in the nucleus

10.

Which charge is POSITIVE?

a)

Proton

b)

Neutron

c)

Electron

d)

Cell

11.

Which charge is NEGATIVE?

a)

Proton

b)

Neutron

c)

Electron

d)

Cell

12.

Which particle is NEUTRAL - NO CHARGE?

a)

Proton

b)

Neutron

c)

Electron

d)

Cell

13.

What are the building blocks of matter?

a)

Atoms

b)

Protons

c)

Cells

d)

Neutrons

14.

ALL atoms of the same element have:

a)

same number of proton

b)

same number of nucleon

c)

different number of neutron

d)

different number of electron

15.

What are atoms composed of?

a)

Protons and electrons.

b)

Protons, neutrons, and electrons.

c)

Neutrons and electrons.

d)

Ions, elements, and compounds.

16.

Typically in an atom, which two subatomic particles are equal in number?

a)

protons and neutrons

b)

all subatomic particles are equal in number

c)

neutrons and electrons

d)

protons and electrons

17.

What is the center of an atom containing protons and neutrons?

a)

nucleus

b)

neutron

c)

proton

d)

electron cloud

18.

In order for an atom to be neutral what has to be true?

a)

The atom has more protons than neutrons

b)

The atom has more neutrons than protons

c)

The atom has the same number of protons and neutrons

d)

The atom has the same number of protons and electrons

19.

How many electrons does this atom have?

a)

2

b)

4

c)

6

d)

10

20.

What is a positive ion called?

a)

anion

b)

cation

c)

isotope

d)

covalent

21.

What is a negative ion called?

a)

anion

b)

cation

c)

covalent

d)

isotope

22.

An atom with 2 protons, 3 neutrons, and 4 electrons has a charge of ____.

a)

+2

b)

-2

c)

+3

d)

0

23.

If Copper has 26 electrons, what charge will it have?

a)

+3

b)

-3

c)

+26

d)

+29

24.

An element has 24 protons and 22 electrons. It has a charge of...

a)

3+

b)

3-

c)

2+

d)

1-

25.

An ion that has 33 protons and 36 electrons would be ___________.

a)

Kr³⁺

b)

Kr^3-

c)

As³⁺

d)

As^3-

26.

Fill in the table.

a)

27

b)

3+

c)

24

d)

32

e)80

f)

2-

g)74

h)

192

i)

Se

j)

Os

1

2

3

4

5

6

7

8

9

10

1)

2)

3)

4)

5)

6)

7)

8)

9)

10)

27.

Opposite charges will _______

a)

attract

b)

repel

28.

Like charges will __________

a)

attract

b)

repel

29.

A neutral oxygen atom has 8 electrons. An oxygen ion has a charge of -2. How many total electrons does the ion have?

a)

8

b)

12

c)

6

d)

10

30.

All elements start out as (a) atoms. This means their number of protons and (b) is equal. When they gain or lose electrons, they become (c) ions and are no longer neutral. There are 2 types of ions: (d) which have a positive charge and (e) which have a negative charge.

Choose from the below words

neutral

electrons

charged

cations

anions

neutrons

dipoles

atomions

chargion

31.

Aluminum

(a)

32.

Argon

(a)

33.

Arsenic

(a)

34.

Barium

(a)

35.

Beryllium

(a)

36.

Boron

(a)

37.

Bromine

(a)

38.

Calcium

(a)

39.

Carbon

(a)

40.

Chlorine

(a)

41.

Copper

(a)

42.

Fluorine

(a)

43.

Francium

(a)

44.

Gold

(a)

45.

Helium

(a)

46.

Hydrogen

(a)

47.

Iodine

(a)

48.

Iron

(a)

49.

Krypton

(a)

50.

Lead

(a)

51.

Lithium

(a)

52.

Magnesium

(a)

53.

Mercury

(a)

54.

Neon

(a)

55.

Nickel

(a)

56.

Nitrogen

(a)

57.

Oxygen

(a)

58.

Phosphorus

(a)

59.

Platinum

(a)

60.

Potassium

(a)

61.

Radium

(a)

62.

Radon

(a)

63.

Silicon

(a)

64.

Silver

(a)

65.

Sodium

(a)

66.

Sulfur

(a)

67.

Tin

(a)

68.

Uranium

(a)

69.

Xenon

(a)

70.

Zinc

(a)

Building Blocks of Matter Review + Elements

Total questions: 70

Worksheet time: 3hrs 6mins

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