Chemistry - CHEMICAL BONDING Question with Solution | TestHub

The structure of calcium carbide is:

${\mathrm{Ca}}^{2+}{\left(\mathrm{C}\equiv \mathrm{C}\right)}^{2-}$

Both$\mathrm{C}$atoms are$\mathrm{sp}$hybridised. The carbide anion, having$2$units of negative charge between two carbon atoms, has$1 \mathrm{\sigma }$and$2 \mathrm{\pi }$bonds.