The total number of $\sigma$ (sigma) and $\pi$ (pi) bonds present in an ethyne ($C_2H_2$) molecule are:
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Question

The total number of $\sigma$ (sigma) and $\pi$ (pi) bonds present in an ethyne ($C2H2$) molecule are:

Accepted Answer

Structure of ethyne is $H-C\equiv C-H$. It has 3 $\sigma$ bonds (two C-H and one C-C) and 2 $\pi$ bonds (in $C\equiv C$).

Chemical Bonding and Molecular Structure