JEE Mains · Chemistry · STD 11 - 4. Chemical bonding and molecular structure
The number and type of bonds in \(C_2^{2 - }\) ion in \(CaC_2\) are
- A One \(\sigma \) bond and one \(\pi - \) bond
- B One \(\sigma \) bond and two \(\pi - \) bond
- C Two \(\sigma \) bond and two \(\pi - \) bond
- D Two \(\sigma \) bond and one \(\pi - \) bond
Answer & Solution
Correct Answer
(B) One \(\sigma \) bond and two \(\pi - \) bond
Step-by-step Solution
Detailed explanation
The structure of \(CaC_2\) is \(Ca^{2+}\) \([: C \equiv C :]^{2-}\) i.e, one \(\sigma \) and two \(\pi \) bonds
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