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Chemical Process

Chemical Process
Portland cement consists mainly of

SiO₂ & Al2O₃
CaO & FE₂O₃
CaO & Al2O₃
CaO & SiO₂

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Chemical Process
Bio-degradable detergents

Should not be used as it spoils the cloth
Have an isoparaffinic structure
Can be readily oxidised
Pose problem in sewerage plant

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Chemical Process
Commercially ethylene is produced from naphtha by

Catalytic cracking
Pyrolysis
Hydrocracking
Catalytic dehydrogenation

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Chemical Process
Function of thinner in a paint is to

Form a protective film
Prevent gelling of the paint
Suspend pigments & dissolve film forming materials
Accelerate the oxidation of oil

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Chemical Process
Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the

Synthesis of oleum
Car battery solution
Fertiliser manufacture
Water treatment

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Chemical Process
Coal tar is used as a

Binder in making carbon electrodes
Fuel in rotary kiln
Binding material for coal briquettes
All of these

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MORE MCQ ON Chemical Process

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