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Determine the number of valence electrons and the shapes of the following molecules. (i) CO2: How...

Determine the number of valence electrons and the shapes of the following molecules.

(i) CO2: How many valence electrons?  

   What is the shape?  

(ii) PF3: How many valence electrons?  

   What is the shape?  

(iii) CH3OH: How many valence electrons?  

   What is the shape around the C atom?  

   What is the shape around the O atom?


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