Chemical Process - Practice Test

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

(A) Before filtration, reduces the bacterial load on filters

(B) After filtration, combats the corrosiveness of water due to the presence of O 2 & CO 2

(C) Is to adjust the pH value

(D) All of the above

(D) All of the above

(A) Sulphadizene

(B) Mestranol

(C) Methyl salicylate

(D) Pencillin

(B) Mestranol

(A) Acrylonitrile and butadiene

(B) Acrylonitrile and styrene

(C) Isobutylene and isoprene

(D) None of these

(A) Acrylonitrile and butadiene

(A) Air

(B) Natural gas

(C) Coke oven gas

(D) None of these

(B) Natural gas

Chemical Process - Study Mode