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Chemical Process

Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the_______________?

August 22, 2021February 14, 2019 by admin
Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the_______________?

A. Fertiliser manufacture
B. Car battery solution
C. Synthesis of oleum
D. Water treatment

Categories Chemical Process

The major constituents of glass are____________________?

August 22, 2021February 14, 2019 by admin
The major constituents of glass are____________________?

A. Lime, clay and soda ash
B. Sand, lime and soda ash
C. Silica, alumina and clay
D. Silica, alumina and soda ash

Categories Chemical Process

Aryl benzene sulphonate (ABS) is a____________________?

August 22, 2021February 14, 2019 by admin
Aryl benzene sulphonate (ABS) is a____________________?

A. Detergent
B. Plasticiser for unsaturated polyester
C. Starting material for the synthesis of glycerine
D. Coating ingredient for photographic film

Categories Chemical Process

________________ is the major constituent of the Portland cement?

August 22, 2021February 14, 2019 by admin
________________ is the major constituent of the Portland cement?

A. Calcium carbonate
B. Calcium oxide
C. Tricalcium silicate
D. Calcium sulphate

Categories Chemical Process

Polythene is a/an ______________ polymerisation product?

August 22, 2021February 14, 2019 by admin
Polythene is a/an ______________ polymerisation product?

A. Addition
B. Condensation
C. Thermosetting
D. None of these

Categories Chemical Process

The ideal pulp for the manufacture of paper should have high ____________________ content?

August 22, 2021February 14, 2019 by admin
The ideal pulp for the manufacture of paper should have high ____________________ content?

A. Cellulose
B. Lignin
C. Both A. & B.
D. None of these

Categories Chemical Process

Chemical name of ‘alum’ is__________________?

August 22, 2021February 14, 2019 by admin
Chemical name of ‘alum’ is__________________?

A. Barium sulphate
B. Aluminium sulphate
C. Aluminium chloride
D. Calcium sulphate

Categories Chemical Process

Sodium carbonate (soda ash) is not used in the manufacture of___________________?

August 22, 2021February 14, 2019 by admin
Sodium carbonate (soda ash) is not used in the manufacture of___________________?

A. Fire extinguishers
B. Sugar
C. Baking powder
D. Detergents

Categories Chemical Process

A ‘unit process’ is exemplified by the___________________?

August 22, 2021February 14, 2019 by admin
A ‘unit process’ is exemplified by the___________________?

A. Distillation
B. Hydrogenation of oils
C. Absorption
D. Humidification

Categories Chemical Process

The metallic aluminium is obtained from pure alumina in the presence of fused cryolite by_________________?

August 22, 2021February 14, 2019 by admin
The metallic aluminium is obtained from pure alumina in the presence of fused cryolite by_________________?

A. Electrolysis
B. Electrolytic reduction
C. Electrolytic oxidation
D. None of these

Categories Chemical Process
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