CHEMICAL PROCESS QUIZ

Viscose rayon is chemically

Cellulose nitrate

Cellulose acetate

Regenerated cellulose nitrate

Regenerated cellulose acetate

TRUE ANSWER : ?
YOUR ANSWER : ?

White phosphorous is stored under water, because

It is poisonous

It is unstable

Its kindling temperature in dry air is very low

It does not react with water

TRUE ANSWER : ?
YOUR ANSWER : ?

Fish contains about __________ percent oil.

35

10

20

5

TRUE ANSWER : ?
YOUR ANSWER : ?

Extraction of __________ employs an electrolytic process.

All of these

Silver

Copper

Aluminium

TRUE ANSWER : ?
YOUR ANSWER : ?

What products do we get on electrolysis of saturated brine using steel cathode and graphite anode in an electrolytic cell?

O₂ & H₂

Cl₂ & H₂

Cl₂, H₂ & NaOH solution

Cl₂ & Na

TRUE ANSWER : ?
YOUR ANSWER : ?

Most widely and commonly used coagulant for the removal of suspended impurities in water is

Slaked lime

Copper sulphate

Bleaching powder

Alum

TRUE ANSWER : ?
YOUR ANSWER : ?

All enzymes are made of

Carbohydrates

Proteins

Fats

Amino acids

TRUE ANSWER : ?
YOUR ANSWER : ?

A 'unit process' is exemplified by the

Hydrogenation of oils

Humidification

Absorption

Distillation

TRUE ANSWER : ?
YOUR ANSWER : ?

Helium is produced on commercial scale from

Air

Natural gas

None of these

Coke oven gas

TRUE ANSWER : ?
YOUR ANSWER : ?

Hydrolysis of sugar is called

Hydration

Inversion

Esterification

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

↑