Chemistry Practice Problems Bond Angles Practice Problems Solution: Compare the shapes and bond angles of these oxynit...

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Solution: Compare the shapes and bond angles of these oxynitrogen ions. NO3-, NO2-, NO43-, NO2+

Problem

Compare the shapes and bond angles of these oxynitrogen ions. NO3-, NO2-, NO43-, NO2+

Solution

1. Draw their Lewis dot structures (include lone pairs)

2. Assign formal charges

formal charge (F.C.) = (# of valence electrons) - (# of bonds+# of electrons around it) 

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