Hydrolysis of lactose with dilute acid yields :
D - glucose + D - glucose
D - glucose + D - galactose
D - glucose + D - fructose
D - galactose + D - fructose
CH3Br + KCN (alco.) X Y
What is Y in the series ?
CH3CN
C2H5CN
C2H5NH2
CH3NH2
C.
C2H5NH2
+ KCN(alco.)
2 - pentanone and 3 - pentanone can be distinguished by :
cannizaro's reaction
iodoform reaction
aldol condensation
Clemmensen's reduction
Proteins are :
polypeptides with low molecular weights
polypeptides with high molecular weights
polymers of amides
polymers of secondary amines
CH3CHI2 ?
Here the end product would be :
2 - cyano propionic acid
ethane - l , 1 - dicarboxylic acid
2 - methyl ethanoic acid
propionic acid