CHEMICAL PROCESS QUIZ

Enzymes are

All of these

Proteins with high molecular weight (around 10, 000)

Catalyst for temperature sensitive reactions

Derived from living organisms

TRUE ANSWER : ?
YOUR ANSWER : ?

An alkali metal salt of palmitic acid is known as

Detergent

Metallic soap

Soap

Alkaloid

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Sintering of porous catalyst

Pyrolysis of oil

Hydrogen embrittlement

All of these

TRUE ANSWER : ?
YOUR ANSWER : ?

Zeolite used in water softening process (cation exchange) is regenerated by washing with

Sodium bisulphite

Liquid chlorines

Chloramines

Brine

TRUE ANSWER : ?
YOUR ANSWER : ?

Nicotine is

Both A and B

Neither A nor B

A volatile alkaloid

Obtained by treating by-products of the tobacco processing industry

TRUE ANSWER : ?
YOUR ANSWER : ?

Oxidation of SO₂ to SO₃ is favoured by

High temperature and high pressure

High temperature and low pressure

Low temperature and high pressure

Low temperature and low pressure

TRUE ANSWER : ?
YOUR ANSWER : ?

Mercury electrolytic cell produces 50-70% NaOH solution. Its operating temperature is __________ °C.

60-70

25

150-200

250-300

TRUE ANSWER : ?
YOUR ANSWER : ?

Sea water contains about __________ ppm of bromine.

70

500

1700

5

TRUE ANSWER : ?
YOUR ANSWER : ?

Flux addition during smelting of ore is done to

Enhance rate of reaction

Remove impurities/gangue

Accelerate reduction of ore

Separate slag from metal

TRUE ANSWER : ?
YOUR ANSWER : ?

In Kraft process of paper manufacture, white cooking liquor consists of caustic soda

Sodium sulphite & sodium carbonate

Sodium sulphite & sodium sulphide

Sodium sulphide & sodium carbonate

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

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