A) One sigma, one pi
B) One sigma, two pi
C) Two sigma, one pi
D) Two sigma, two pi
Correct Answer: B
Solution :
[b] \[Ca{{C}_{2}}\]is \[C{{a}^{2+}}{{C}^{2-}}(\bar{C}\equiv \bar{C})\]You need to login to perform this action.
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