1.

Which of the following compounds has maximum stability ?

Answer»

`CH_(2) = CH - CH_(2) - CH = CH_(2)`
`(CH_(3))_(2) C = CH - CH_(2) - CH = CH_(2)`
`CH_(2) = CH - CH = CH_(2)`
`CH_(2) = CH - UNDERSET(CH_(3))underset(|)(CH) - CH = CH_(2)`

Solution :Conjugated DIENES have extra stability in which double BONDS are present with ALTERNATE carbon atoms :
`CH_(2) = CH - CH = CH_(2)`


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