CH222 - 11:00                  QUIZ 2 (13 minutes)                           Practice


Determine the correct Lewis formula and use it to answer  questions 1-8:  

 

 

 

 


1. The formal charge on C is 

A) -3 
B) -2
C) -1
D) +1
E) +2
 

2.  The oxidation number on C is

A) -3
B) -2
C) -1
D) +1
E) +2
    

3.  The formal charge on N is

A) -3
B) -2
C) -1
D) +1
E) +2
  

4.  The oxidation number on N is

A) -3
B) -2
C) -1
D) +1
E) +2
  

5.  The bond order between H and N is

A) 0
B) 1
C) 2
D) 3
E) 4
 

6.  The bond order between N and C is

A) 0
B) 1
C) 2
D) 3
E) 4
 

 7. The VSEPR notation for the molecule is 

A) AX2  
B) AX3
C) AX2E
D) AX4
E) AX2E2 
  

 8. The expected H-N-C bond angle is

A) 90
B) 109.5
C) 120
D) 150
E) 180
   

 

 

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