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Periodic Table: Modeling the Atom

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

How many protons does silicon have?

(a)  

2.

How many electrons does tungsten (W) have?

(a)  

3.

The second ring of the electron cloud can hold how many electrons?

a)

2

b)

8

c)

18

d)

6

4.

The first ring of the electron cloud can hold how many electrons?

a)

8

b)

19

c)

2

d)

32

5.

How many neutrons does chlorine (Cl) have ?

a)

17

b)

35

c)

36

d)

18

6.

Valence electrons are the ____ electrons in the cloud.

a)

innermost

b)

middle

c)

least important

d)

outermost

7.

Which is the correct Lewis Dot Diagram for Aluminium?

a)

A

b)

B

c)

C

8.

Which is the correct Lewis Dot Diagram for Nitrogen (N)

a)

A

b)

B

c)

C

9.

This is a Bohr model of __________.

a)

Helium

b)

Neon

c)

Argon

d)

Krypton

10.

This is a Bohr model of _____.

a)

Calcium

b)

Chlorine

c)

Magnesium

d)

Hydrogen