Science and Technology

(a)

the formation of hydrochloric acid when chlorine is added to water

(b)

the formation of hypochlorous acid when chlorine is added to water

(c)

the formation of nascent oxygen when chlorine is added to water

(d)

the formation of hydrogen when chlorine is added to water

(a)

Potato is mainly made up of starch whereas paper is mainly made up of cellulose

(b)

Potato transmits microwaves whereas paper reflects microwaves

(c)

Potato contains water whereas paper does not contain water

(d)

Potato is a fresh organic material whereas paper is a dead organic material.

(a)

Phosphorous Trichloride

(b)

Mercuric Oxide

(c)

Graphite

(d)

Nitroglycerine

(a)

Argon

(b)

Neon

(c)

Xenon

(d)

Nitrous oxide

(a)

Silicon dioxide

(b)

Aluminum oxide

(c)

Lead tetroxide

(d)

Boron nitride

(a)

Hydrogen and oxygen

(b)

Oxygen and acetylene

(c)

Methane and air

(d)

Carbon dioxide and methane

(a)

Lithium and mercury

(b)

Lithium and osmium

(c)

Aluminum and osmium

(d)

Aluminum and mercury

(a)

4.5-4.5

(b)

6.45-6.55

(c)

7.35-7.45

(d)

8.25-8.35

(a)

Orientation

(b)

Shape

(c)

Size

(d)

Spin