Predicting molecular shape

Exercises

Identify the shape of the molecule below and draw its structure on the right and the electron dot diagram in the middle..

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Formula
Electron dot diagram
Molecular structure
BF3
   Solution
N2
  

 

 

 
HCl
  

 

 

 
PCl3
  

 

Solution

 
NCl3
  

 

 

 
CHF3
  

 

 

 
H2S
  

 

 

 
H3O+
  

 

Solution

 
SO4-2
 Hint - sulfur has 6 valence electrons. Two of the oxygen atoms have a -1 charge.

 

 

 
XeF4
 Hint - Xe has 8 valence electrons.

 

 

 
BrF5
 Hint - Br has 7 valence electrons

 

 

 
SF4
  

 

 

 
SO2
  

 

 

 
PF5
  

 

Solution

 
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