- (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
Chemical Engineering Mcqs
- (A) Moving
- (B) Fixed
- (C) Fluidised
- (D) Entrained
- (A) Low fusion point of ash
- (B) High ash content
- (C) High sulphur content
- (D) None of these
- (A) H2, & CH4
- (B) CO, & CO2
- (C) H2, & CO
- (D) CH4, & CO
- (A) Increasing the surface tension
- (B) Decreasing wettability
- (C) Supplying hydrophilic group
- (D) None of these
- (A) 70
- (B) 55
- (C) 80
- (D) 94
- (A) Penicillin
- (B) Antibiotics
- (C) Wine
- (D) Pasteurised milk
- (A) Sulphur
- (B) Bromine
- (C) Platinum
- (D) Alumina
- (A) Are absorbed throughout the plant
- (B) Kill insects following external bodily contact
- (C) Are stomach poisons
- (D) Emit poisonous vapour
- (A) Sodium thiosulphate
- (B) Ethyl magnesium chloride
- (C) Sodium sulphite
- (D) Sodium bicarbonate
