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Chemical Process

Chemical Process
Nitric acid is not used in the manufacture of

Aqua regia
Detergents
Explosives
Fertilisers

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Chemical Process
Which of the following is not an abrasive material ?

Carborundum
Bakelite
Pumice
Corundum

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Chemical Process
Hydrocynic acid (HCN) is used as an insecticide for

Citrus fruits
Potato beetle
Controlling poultry lice
Controlling timber degradation by ants

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Chemical Process
In sulphate pulp manufacture, the pressure and temperature in the digestor is

10 atm., 170-180°C
10 atm., 800 °C
L atm., 800°C
1 atm., 170 - 180°C

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Chemical Process
All enzymes are made of

Carbohydrates
Proteins
Fats
Amino acids

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Chemical Process
Soaps remove dirt by

Increasing the surface tension
None of these
Decreasing wettability
Supplying hydrophyllic group

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