Problem: Draw the Lewis structure for hydrogen peroxide, H2O2.

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Total number of valence electrons:


            Group             Valence Electrons

H         1A                   2 × 1 e2 e

O         6A                   2 × 6 e12 e

              Total:  14 valence e


Bonding preferences: 


• Hydrogen: Never goes in the center and forms only one (1) bond

• Oxygen: Prefers to form two (2) bonds


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Problem Details

Draw the Lewis structure for hydrogen peroxide, H2O2.