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Quiz 3.1 - Protons, Neutrons, and Electrons

Total questions: 10

Worksheet time: 6mins

Name
Class
Date
1.

How many protons are in Sodium?

a)

11

b)

23

c)

12

d)

34

2.

How many neutrons are in Argon?

a)

18

b)

40

c)

58

d)

22

3.

How many electrons are in Aluminium?

a)

40

b)

27

c)

13

d)

14

4.

How many protons, neutrons, and electrons are in Oxygen?

a)

Protons = 8; Neutrons = 16; Electrons = 8

b)

Protons = 8; Neutrons = 8; Electrons = 8

c)

Protons = 16; Neutrons = 8; Electrons = 16

d)

Protons = 16; Neutrons = 24; Electrons = 16

5.

Arsenic has an atomic mass of _______

a)

33

b)

42

c)

75

d)

108

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.

What is the element?

Mass Number = 197

Number of Electrons = 79

Number of Neutrons = 118

(a)