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In Chemistry / High School | 2014-03-29

How many pi bonds are in the molecule 2-butyne, CH₃C≡CCH₃?

a. 1
b. 2
c. 4
d. 6
e. 10

Asked by Allegra

Answer (2)

D. 6 because C has 4 bonds itself.

Answered by nh0xl0v3m1lk | 2024-06-10

2-butyne (CH₃C≡CCH₃) contains a carbon-carbon triple bond that consists of two pi bonds. Since there are no other double or triple bonds in the molecule, the total number of pi bonds is 2. Hence, the answer is b. 2.
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Answered by Anonymous | 2025-06-15

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