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How many atoms lie in a straight line in the molecule 2-butyne, CH₃C≡CCH₃?

a. 10
b. 8
c. 6
d. 4
e. 2

User Joe Cheng
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1 Answer

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The carbons from the double link lie in a straight line, together with the neighbouring carbons. The hydrogens lie in a tetrahedrical configuration, so none could be counted. Final answer: 4.
User Michael Guterl
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