MCQ
Carbon-carbon bond length is minimum in
- AEthane
- BEthene
- ✓Ethyne
- DBenzene(e)Ethanol
$C - C \,>\, C = C \,>\, C \equiv C$
Therefore among the given compounds Ethyne will have the shortest CarbonCarbon bond length.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

$xMnO_4^ - \, + \,y{C_2}O_4^{2 - }\, + \,z{H^ + }\, \rightarrow $$\,xM{n^{2 + }} + 2yC{O_2} + \frac{z}{2}{H_2}O$
The value's of $x, y$ and $z$ in the reaction are, respectively :