The correct order of increasing bond length of C - H ,C - O, C - C and C = C is

Options

A. `C - H lt C - O lt C - C lt C = C`
B. `C - H lt C = C lt C -O lt C - C `
C. `C - C lt C = C lt C - O lt C - H`
D. `C - O lt C - H lt C - C lt C = C`

Answer

B

Explanation

Bond length order is
`{:(C- H , lt , C = C , lt , C -O , lt , C - C) , (1.10 Å ,, 1.34 Å ,, 1.40 Å ,, 1.54 Å):}`