Chemistry in Everyday Life — Chemistry STD 12 Science — Question

Secondary amine among the following is :

In disaccharides, if the reducing groups of monosaccharides i.e. aldehydic or ketonic groups are bonded, these are non-reducing sugars. Which of the following disaccharide is a non-reducing sugar?

A mixture of benzaldehyde and formaldehyde on heating with aqueous NaOH solution gives:

Starch is a mixture of two components, a water soluble component amylose(15-20%) and a water insoluble component amylopectin (80-85%). The aqueous solution of amylose gives a blue colour with iodine solution due to the formation of:

Glycoside linkage is an:

1In electro-chemical corrosion of metals, the metal undergoing corrosion:

What will be the degree of dissociation of 0.1M Mg(NO₃)₂ solution if van’t Hoff factor is 2.74?

Aromatic amines are insoluble in water because:

Benzyl amine is............. basis than aniline while ethyl amine is..............basis than diethyl amine