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Propyne molecule contains
A. 6 sigma and 2 pi bonds
B. 5 sigma bonds
C. 5 pi bonds and 1 sigma bond
D. 2 sigma and 3 pi bonds .

1 Answer

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Correct Answer - A
`H - C-= C - underset(H)underset(|) overset(H) overset(|) (C) - H`,
No. of sigma bonds = 6, No. of pi bonds = 2 .

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