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Atomic Structure Revision

Total questions: 11

Worksheet time: 6mins

Name
Class
Date
1.

The centre of an atom is called the nucleus.

a)

True

b)

False

2.

The positively charged particles in the nucleus (centre) of an atom are called...

a)

Decepticons

b)

Electrons

c)

Protons

d)

Neutrons

3.

The particles in atoms (protons, neutrons and electrons) are weighed in 'amu'. What does 'amu' stand for?

a)

Australian Macintosh Users

b)

Atomic Mass Units

c)

Andy's Maddening Ulcer

d)

Atomic Mega Ultras

4.

The negatively charged particles that orbit the nucleus of an atom are called...

a)

Electrons

b)

Protons

c)

Neutrons

d)

Neutrinos

5.

The mass number of an atom is equal to...

a)

Protons + Electrons

b)

Electrons + Neutrons

c)

Neutrons + Neutrons

d)

Protons + Neutrons

6.

What is the mass number of this Carbon atom?

a)

12

b)

6

c)

C

7.

What is the atomic number of this Carbon atom?

a)

12

b)

6

c)

C

8.

How many protons does this Carbon atom have?

a)

12

b)

6

c)

C

9.

How many neutrons does this Carbon atom have?

a)

12

b)

6

c)

18

10.

Using this table, calculate the correct electron configuration for Flourine, which has atomic number 9 and therefore 9 electrons.

a)

2,7

b)

2,5,2

c)

2,9

d)

9

11.

How are you finding chemistry so far?

a)

I'm finding it very challenging right now.

b)

It's a bit tricky but I will try to keep up.

c)

I have a few questions but overall it's OK.

d)

I'm getting it and could probably help other students who aren't getting it.