Stephen's reduction is used to prepare aldehyde from
alcohol
alkyl cyanides
alkanones
acid chlorides
Given below are some statements concerning formic acid, which of them is true ?
It is weaker acid than acetic acid
It is reducing agent
When its calcium salt is heated, it forms a ketone
It is an oxidising agent
Which of the following gives oxalic acid?
Heating of acetic acid
Action of nitric acid on glucose
Acidic hydrolysis of cyanogen
Strong heating of sodium formate
Benzene diazonium chloride on reaction with phenol in weakly basic medium gives
diphenyl ether
p-hydroxy azobenzene
chlorobenzene
benzene
Glycerol, on heating with oxalic acid at 110C gives
ethanol
methanoic acid
ether
acetone
B.
methanoic acid
Glycerol react with oxalic acid at 110C temperature, it gives methanoic acid (formic acid).