Chemical Process MCQ Questions & Answers | Chemical Engineering

A. The number of grams of iodine taken up by 100 gm of oil or fat

B. A measure of its unsaturation

C. Helpful in findings its adulteration & its suitability for making soap

D. Independent of the type of oil, whether it is drying or non-drying

A. Facilitates its use even in hard water (by sequestering the water-hardening Ca & Mg ions)

B. Inhibits its corrosive effects

C. Does not allow redeposition of dirt on the cleaned surface

D. None of these

A. Before filtration, reduces the bacterial load on filters

B. After filtration, combats the corrosiveness of water due to the presence of O₂ & CO₂

C. Is to adjust the pH value

D. All of the above

A. Sulphadizene

B. Mestranol

C. Methyl salicylate

D. Pencillin

A. Acrylonitrile and butadiene

B. Acrylonitrile and styrene

C. Isobutylene and isoprene

D. None of these

A. Air

B. Natural gas

C. Coke oven gas

D. None of these

A. Bauxite

B. Limestone

C. Quartz

D. Manganese

A. Density difference

B. Wetting characteristics

C. Terminal velocities

D. None of these

A. Osmosis

B. Reverse osmosis

C. Absorption

D. Adsorption

A. Formaldehyde

B. Ethyl alcohol

C. Diethyl ether

D. Phenol