Choose incorrect option:-
- Ethanol is obtained by fermentation of sugar in presence of enzyme zymase which converts to glucose and glucose is followed by fermentation with enzyme invertase.
- Wood spirit is produced by catalytic hydrogenation of carbon monoxide at high pressure and temperature and in the presence of ZnO – Cr2O3 catalyst.
- Phenol is converted to benzene on heating with zinc dust.
- Oxidation of phenol with sodium dichromate in presence of sulphuric acid produces a conjugated diketone known as benzoquinone