Chemistry · 2014
JEE Main · 12 April 2014, Shift 1 · Q56
Which of the following molecules has two sigma (σ) and two pi (π) bonds?
Which of the following molecules has two $\displaystyle \operatorname{sigma}(\sigma)$ and two $\displaystyle \operatorname{pi}(\pi)$ bonds ?
Official answer
(4)
HCN
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