Chapter 7

Lactose on hydrolysis gives (a) glucose + galactose (b) fructose (c) fructose + glucose (d) glucose

Chloroquine is (a) an antipyretic (b) an antibiotic (c) an antimalarial (d) an analgesic

Terylene is a condensation polymer of ethylene glycol and (a) salicylic acid (b) terephthalic acid (c) benzoic acid (d) phthalic acid

Which of the following groups would you introduce into a dye to make it water soluble? (a) \(-\mathrm{NO}_{2}\) (b) \(-\mathrm{SO}_{3} \mathrm{H}\) (c) \(-\mathrm{Cl}\) (d) \(-\) OH

Polymer obtained by condensation polymerisation is (a) PVC (b) teflon (c) polythene (d) phenol-formaldehyde resin

A dye absorbs the wavelength corresponding to blue colour of light. The observed colour will be (a) blue (b) orange (c) green (d) red

The product of addition polymerisation reaction is (a) polythene (b) glyptal (c) nylon (d) terylene

With which of the following cations, alizarin will impart a violet colour on the fabrics? (a) \(\mathrm{Cr}^{3+}\) (b) \(\mathrm{Fe}^{3+}\) (c) \(\mathrm{Ba}^{2+}\) (d) \(\mathrm{Al}^{3}\)

Glucose cannot be classified as (a) a hexose (b) a carbohydrate (c) an aldose (d) an oligosaccharide

In the molecule of D-fructofuranose, the anomeric carbon is (a) \(\mathrm{C}-5\) (b) \(\mathrm{C}-2\) (c) C-1 (d) \(\mathrm{C}-6\)