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Question

How many σ and π bonds are present in each of the following molecules?

A
HCCCH=CHCH3
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B
CH2=C=CHCH3
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C
Both A and B
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D
None of these
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Solution

The correct option is A HCCCH=CHCH3
in the process of bonding firstly sigma bond is formed and then further pi bonds forms, and only one sigma bond can be form
(A) we can see in figure
Sigma bonds 10
Pi bonds 3
similarly
(B) sigma bonds = 9
pi bond =2

1159085_1185524_ans_74523f5d82914d24b23570735effbd02.JPG

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