Question

The number and type of bonds between two C atoms of $Ca{C}_2$ are

• A. One sigma and one pi bonds
• B. One sigma and two pi bonds
• C. One sigma and one and half pi bonds
• D. One sigma bond

Answer 1

The correct option is B One sigma and two pi bonds

Calcium carbide is ionic compound The structure of $C^{2-}is{[C\equiv C]}^{2-}$. It has one sigma and two pi bonds