General Organic ChemistryHard

Question

The correct stability order of following species is -
                  
         

Options

A.x > y > w > z
B.y > x > w > z
C.x > w > z > y
D.z > x > y >w

Solution

X is a conjugated dine system, w is an isolated dine system, z is a cumulated dienesystem, y is antiaromatic system.

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