(A) Aids the flocculation of an emulsion
(B) Stabilises an emulsion
(C) Accelerates the dispersion
(D) Homogenizes an emulsion
Tag: Chemistry mcqs
Commercially sodium bicarbonate is known as?
(A) Baking soda
(B) Washing soda
(C) Bleaching powder
(D) Soda ash
Tip of the match-stick contains?
(A) White phosphorous
(B) Potassium chlorate
(C) Red phosphorous
(D) Phosphorous trichloride
Process of removing calcium and magnesium from hard water is known as?
(A) Filtration
(B) Sedimentation
(C) Flocculation
(D) Water softening
Major gaseous pollutant of the thermal power station is?
(A) NO2
(B) SO2
(C) NH3
(D) H2S
Ultraviolet radiation striking the earth is due to the depletion of?
(A) Carbon dioxide
(B) Carbon monoxide
(C) Oxygen
(D) Ozone
Photo oxidation process is initiated by?
(A) Heat
(B) Light
(C) Oxygen
(D) Catalyst
Alcohol prepared by the distillation of wood is?
(A) Ethyl alcohol
(B) Methyl alcohol
(C) Propyl alcohol
(D) Glycerol