- (A) Na2CO3
- (B) NaHCO3
- (C) H2
- (D) None of these
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- (A) 20 – 30
- (B) < – 5
- (C) 100 – 150
- (D) 250 – 300
- (A) Baking soda
- (B) Baking powder
- (C) Washing soda
- (D) None of these
- (A) Drying
- (B) Semi-drying
- (C) Non-drying
- (D) None of these
- (A) Chloramine
- (B) Chlorine
- (C) Ferrous sulphate
- (D) Hydrogen peroxide
- (A) Emulsification
- (B) Dispersion
- (C) Precipitation
- (D) Wetting
- (A) Density
- (B) Chemical properties
- (C) Physical state
- (D) Composition
- (A) A thermosetting material
- (B) A condensation polymerisation product
- (C) Made by employing emulsion polymerisation
- (D) None of these
- (A) N2 & H2
- (B) CO2 & H2
- (C) CO & H2
- (D) C & H2
- (A) 75
- (B) < 10
- (C) > 30
- (D) 50
