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
Hinsberg's reagent is
C6H5COCl
CH3COCl
C6H5CH2Cl
C6H5SO2Cl
D.
C6H5SO2Cl
or C6H5SO2Cl is called Hinsberg reagent. It is used for the distinction amines.