Name: 
 

High School Chemistry - Lesson 1 - Practice Exercise 1-8


Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 
1s22s1 represents _____.
a.
Li+
b.
Li
c.
Li–
d.
Li2
 

 2. 
The correct electron configuration for phosphorus (P) is _____.
a.
1s22s22p63s23p2
b.
1s22s1
c.
1s22s22p63s23p3
d.
None of the above
 

 3. 
The 4s sublevel is filled _____.
a.
after the 4p sublevel
b.
before the 2s sublevel
c.
before the 3d sublevel
d.
before the 3p sublevel
 

 4. 
On the first principle energy level the maximum number of electrons is _____.
a.
1
b.
2
c.
3
d.
4
 

 5. 
The f sublevel has ____ orbitals.
a.
1
b.
2
c.
8
d.
7
 



 
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