Chemical Process MCQs

Question 1

Bordeaux mixture is a/an

Accepted Answer

Inorganic fungicide

Answer

Fertiliser

Answer

Insecticide

Answer

Explosive

Question 2

The noble gas which occurs most abundantly in the atmosphere is

Accepted Answer

Argon

Answer

Helium

Answer

Neon

Answer

Krypton

Question 3

BHC (Benzene hexachloride) is made by the chlorination of benzene

Accepted Answer

Which is an addition reaction

Answer

Which is a substitution reaction

Answer

In absolute dark

Answer

In presence of sunlight

Question 4

Multistage catalytic converter is not used in the

Accepted Answer

NH3 synthesis reaction

Answer

Conversion of SO2 to SO3

Answer

Both A & B

Answer

Neither A nor B

Question 5

Temperature during hydrogenation of oil should not be more than 200°C, otherwise it will result in

Accepted Answer

All of the above

Answer

Pyrolysis of oil

Answer

Sintering of porous catalyst

Answer

Hydrogen embrittlement

Question 6

Sand and __________ is fused at 1300°C, to produce sodium silicate.

Accepted Answer

Soda ash

Answer

Limestone

Answer

Coke

Answer

Sodium sulphate

Question 7

Ca(OH)2 is called

Accepted Answer

Slaked lime

Answer

Quicklime

Answer

Limestone

Answer

Gypsum

Question 8

Calcination of gypsum produces

Accepted Answer

Plaster of paris

Answer

Salt cake

Answer

Nitre cake

Answer

Lime

Question 9

CaO is called

Accepted Answer

Quick lime

Answer

Slaked lime

Answer

Limestone

Answer

Calcite