1.

The C-C bond length of the following molecules is in the order:

Answer»

`C_2H_4 GT C_2H_6gtC_2H_2 `
`C_2H_2 gt C_2H_4gt C_2H_6`
`C_2H_6 gt C_2H_4 gt C_2H_2`
NONE`

ANSWER :B


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