For 1–methoxy–1,3–butadiene, which of the following resonating s – McqOptions

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1.	For 1–methoxy–1,3–butadiene, which of the following resonating structure is the least stable?
A.	H2C CH CH CH O CH3
B.	H2C CH CH CH O CH3
C.	H2C CH CH CH O CH3
D.	H2C CH CH CH O CH3
Answer» E.

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