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Orbital Diagrams and Electron Configuration

Total questions: 12

Worksheet time: 9mins

Name
Class
Date
1.

Which of these is WRONG?

a)

A

b)

B

c)

C

d)

D

2.

The correct lewis dot diagram for nitrogen would be

a)

E

b)

F

c)

G

d)

H

3.

Which of these could be the lewis dot diagram for an oxygen anion?

a)

A

b)

B

c)

C

d)

D

4.

Which is the correct lewis dot diagram for carbon?

a)

D

b)

E

c)

F

d)

G

e)

H

5.

Which of these is the correct Bohr model for fluorine?

a)
b)
c)
d)
6.

Put these in the correct order

a)

1s

b)

2s

c)

2p

d)

3s

e)

3p

1)
2)
3)
4)
5)
7.

Which of the following shows the correct electron configuration for oxygen?

a)

1s2 2s2 2p4

b)

1s2 2s2 2p6

c)

1s2 2s2 2p8

d)

1s2 2s2 2p2 3s2

8.

Match the following models of the atom with what was wrong with each.

a)
1.

Doesn't include any subatomic particles

b)
2.

Didn't know about the nucleus

c)
3.

Didn't know electrons orbited in specific energy levels

d)
4.

Didn't know about orbitals and suborbitals

e)
5.

Thought atoms had different shapes that gave substances their properties

9.

An atom with 2 protons and 2 electrons would have a charge of ​ (a)   . An atom with 15 protons and 18 electrons would have a charge of ​ (b)   . An atom with 12 protons and 10 electrons would have a charge of ​ (c)   . An atom with 5 protons and 2 electrons would have a charge of ​ (d)   . An atom with 7 protons and 10 electrons would have a charge of ​ (e)  

Choose from the below words
0
-3
+2
+3
10.

An atom has the configuration 1s2 2s2 2p3. Which element is this?

a)

lithium

b)

boron

c)

nitrogen

d)

oxygen

11.

An atom has the configuration 1s2 2s2 2p3. Will it gain or lose electrons?

a)

It will lose 5 electrons

b)

It will gain 2 electrons

c)

It will gain 3 electrons

d)

It will lose 3 electrons

e)

It will gain 5 electrons

12.

An atom has the configuration 1s2 2s2 2p3. After it gains or loses electrons, what will be the new configuration?

a)

1s2 2s2 2p3

b)

1s2 2s2

c)

1s2 2s2 2p8

d)

1s2 2s2 2p6

e)

1s2 2s2 2p6 3s2