NEET 2021 Model Test Paper 8

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Question : 64 of 180

Marks: +1, -0

In which of the following pair both species have compairable bond order.

O2[AsF6],BaO2 [O-O bond order]
C2,CaC2 [C-C bond order]
C2H2,CaC2 [C-C bond order]
CaC2,N2−2 [C-C and N-N bond order]

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