question_answer

Which one of the following statements about \[{{C}_{2}}\] molecule is wrong?

A)  The bond order of \[{{C}_{2}}\] is 2.

B)  In vapour phase, \[{{C}_{2}}\]molecule is diamagnetic.

C)  Double bond in \[{{C}_{2}}\] molecule consists of both \[\pi \text{-}\]bonds because of the presence of \[4{{e}^{-}}_{s}\] in two \[\pi \text{-}\]molecular orbitals.

D)  double bond in \[{{C}_{2}}\] molecule consists of one,\[\sigma \text{-}\]bond and on\[\pi \text{-}\]bond.