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Electron Configuration Review ACP

Total questions: 20

Worksheet time: 1hrs 23mins

Name
Class
Date
1.
What atom matches this electron configuration?
1s22s22p63s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
2.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
3.
How many electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
4
4.
How many electrons can the first energy level hold?
a)
1
b)
2
c)
8
d)
0
5.
What do you start electron configuration with?
a)
1s2
b)
1d10
c)
1f14
d)
1p6
6.
How many electrons can the d sublevel hold?
a)
8
b)
10
c)
2
d)
4
7.
Which is associated with more energy? 
a)
2p
b)
2s
c)
3p
d)
1s
8.
How many total electrons can the f orbitals in a sublevel hold?
a)
2
b)
14
c)
6
d)
10
9.
What is this element? 
1s22s22p63s23p64s23d104p6
a)
Argon
b)
Krypton
c)
Selenium
d)
Bromide
10.
Electrons occupy orbitals of lowest energy first is part of what electron configuration rule?
a)
Hund’s Rule
b)
Aufbau Principle
c)
Pauli Exclusion Principle
11.
What is this element?
[Xe] 6s24f145d9
a)
Mercury
b)
Gold
c)
Platinum
d)
Thallium
12.
There are 4 different types of sublevels on the periodic table:
s,p,d,f
a)
True
b)
False
13.
What is the noble gas shorthand for Sulfur?
a)
[Ar]3p4
b)
[He]3s23p4
c)
[Ne]3s23p4
d)
[Na]3s23p4
14.

Electron configuration of helium (He)

a)

1s11s^1  

b)

1s21s^2  

c)

2s12s^1  

d)

2s2 2p12s^2\ 2p^1  

15.

What atom matches this electron configuration? 1s2 2s2 2p6 3s2 3p6

a)

Argon (Ar)

b)

Neon (Ne)

c)

Chlorine (Cl)

d)

Iron (Fe)

16.

What atom matches this electron configuration? 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p3

a)

Phosphorus (P)

b)

Nitrogen (N)

c)

Arsenic (As)

d)

Niobium (Nb)

17.
What atom matches this electron configuration?
1s22s22p63s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
18.

How many electrons can the p sublevel hold?

a)
8
b)

6

c)
2
d)
4
19.
How many electrons can the d sublevel hold?
a)
8
b)
10
c)
2
d)
4
20.

How many d orbitals are there in a given sublevel? (Hint: electrons like to form pairs)

a)

1

b)

3

c)

5

d)

7