Problem: Draw Lewis structures of all the important resonance forms of (b) HAsO42− (HOAsO32−)

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FREE Expert Solution

Total valence electron


          Group             Valence Electrons

H          1A                  1 × 1 e = 1 e

As         5A                  1 × 5 e = 5 e

O          6A                  4 × 6 e = 24 e

from -2 charge                            + 2 e

Total:  32 valence e


The Lewis Structure of HAsO42-


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Problem Details

Draw Lewis structures of all the important resonance forms of 

(b) HAsO42− (HOAsO32−)