Chemical Process - Practice Test

(A) Sedimentation

(B) Coagulation

(C) Disinfection

(D) Softening

(B) Coagulation

(A) Kill insects, when they eat it

(B) Emit poisonous vapour

(C) Are absorbed throughout the plant

(D) None of these

(B) Emit poisonous vapour

(A) Essential oil

(B) Extract from medicinal herbs

(C) Mixture of higher molecular weight alcohols (a by-product obtained during production of alcohol from molasses)

(D) None of these

(C) Mixture of higher molecular weight alcohols (a by-product obtained during production of alcohol from molasses)

(A) Caffeine

(B) Nicotine

(C) Calgon

(D) Lignin

(A) Caffeine

(A) Absorption of SO 3 in 98% H 2 SO 4

(B) C + H 2 O = CO + H 2

(C) Thermal dissociation of iron pyrites

(D) Both B and C

(D) Both B and C

Chemical Process - Study Mode