Question

how will you distinguish between alcohol and aldehyde?

Answer 1

Hello friend,
Alcohol:-
When hydrogen of a hydrocarbon is replaced by a -OH group(hydroxyl group)
GENERAL FORMULA:-CnH2n+1
SUFFIX:-OK
Examples:-Methanol,Ethanol,Propanol,etc.
Aldehyde:-
When a hydrogen of a hydrocarbon is replaced by a -CHO group.
GENERAL FORMULA:-CnH2nO
SUFFIX:-all
Examples:-Methanal,Ethanal,Propanal,etc.
hope it helps.

Answer 2

Hare this your answer , 1) the functional group of aldehyde is -CH=O and the alcohol is -OH.
2) Methane (CH4) the basic compound aldehyde is formaldehyde ( H-CHO ) and it can be used for embalming the dead body. But in alcohol CH3-OH methanol is the basic alcohol. it is easy to transport, reapildly available.
i hope its helps you....if it hepls you you mark me as a brainlist.