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

MCQ

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

A
${C_2}{H_6} > {C_2}{H_4} > {C_6}{H_6} > {C_2}{H_2}$
✓
${C_2}{H_2} < {C_2}{H_4} < {C_6}{H_6} < {C_2}{H_6}$
C
${C_2}{H_6} > {C_2}{H_2} > {C_6}{H_6} > {C_2}{H_4}$
D
${C_2}{H_4} > {C_2}{H_6} > {C_2}{H_2} > {C_6}{H_6}$

✓

Answer

Correct option: B.

${C_2}{H_2} < {C_2}{H_4} < {C_6}{H_6} < {C_2}{H_6}$

b
$(b)$ $\underset{1.20\,\overset{o}{\mathop{A}}\,}{\mathop{{{C}_{2}}{{H}_{2}}}}\,<\underset{1.34\,\overset{o}{\mathop{A}}\,}{\mathop{{{C}_{2}}{{H}_{4}}}}\,<\underset{1.39\,\overset{o}{\mathop{A}}\,}{\mathop{{{C}_{6}}{{H}_{6}}}}\,<\underset{1.54\,\overset{o}{\mathop{A}}\,}{\mathop{{{C}_{2}}{{H}_{6}}}}\,$

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