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Total questions: 6

Worksheet time: 30secs

Name
Class
Date
1.

How many electrons does this oxygen atom have?

a)

16

b)

8

c)

24

d)

6

2.

How many protons does this oxygen atom have?

a)

16

b)

8

c)

24

d)

6

3.

What is the atomic number of Oxygen?

a)

16

b)

8

c)

24

d)

6

4.

What is the atomic mass of Oxygen?

a)

16

b)

8

c)

24

d)

6

5.

How many energy levels does Oxygen have?

a)

16

b)

8

c)

2

d)

6

6.

If both protons and neutrons are found in the nucleus, why is it positive?

a)

The reason it is positive is because neutrons have a positive charge and protons have a negative charge.

b)

The reason it is positive is because neutrons have a negative charge and protons have a positive charge

c)

The reason it is positive is because neutrons have no charge and protons have a positive charge.

d)

The reason it is positive is because neutrons have no charge and protons have a negative charge