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Atomic Structure

Total questions: 9

Worksheet time: 6mins

Name
Class
Date
1.

What is the name of the sub-atomic particle in the red box?

a)

Proton

b)

Electron

c)

Neutron

d)

Quark

2.

The BLUE sub-atomic particle is a

(a)  

3.

The name of the RED sub-atomic particle is a

(a)  

4.

The atomic number of a sodium (Na) atom is 11 and its mass number is 23. How many ELECTRONS does sodium have?

a)

23

b)

11

c)

12

d)

0

5.

The atomic number of a sodium (Na) atom is 11 and its mass number is 23. How many PROTONS does sodium have?

a)

23

b)

11

c)

12

d)

0

6.

The atomic number of a sodium (Na) atom is 11 and its mass number is 23. How many NEUTRONS does sodium have?

a)

23

b)

11

c)

12

d)

0

7.

What element am I?

a)

Flourine (F)

b)

Sulphur (S)

c)

Nitrogen (N)

d)

Bromine (Br)

8.

My atomic number is 29, my mass number is 63, I am a transition metal. Which element am I?

(a)  

9.

Which element is this?

Use your periodic table Page 99 in your planner

a)

Hydrogen (H)

b)

Magnesium (Mg)

c)

Argon (Ar)

d)

Lead (Pb)