Hydrocarbons Ques 43

43. In the following reaction, $H_3 C-C \equiv CH \xrightarrow[873 K]{\substack{\text{ Red hot } \\ \text{ iron tube }}} A$, the number of sigma $(\sigma)$ bonds present in the product $A$, is

[NEET Odisha 2019]

(a) $18$

(b) $21$

(c) $ 9$

(d) $ 24$

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Answer:

Correct Answer: 43.(b)

Solution:

  1. (b)