- (A) Can use only high grade phosphate rock
- (B) Is used less frequently
- (C) Produces a valuable by-product called gypsum
- (D) Is weak acid process
Chemical Engineering Mcqs
- (A) Fluorapatite
- (B) Di-calcium phosphate
- (C) Mono-calcium phosphate
- (D) Di-ammonium phosphate
- (A) Its activity declines rapidly, if heated to above 520°C
- (B) It decomposes ammonia
- (C) It gets oxidised above 500°C
- (D) None of these
- (A) Dilute H2SO4
- (B) Concentrated H2SO4
- (C) Concentrated NHO3
- (D) Concentrated HCl
- (A) 10
- (B) 100
- (C) 1000
- (D) 1000
- (A) Urea
- (B) Ammonium nitrate
- (C) Ammonium sulphate
- (D) Ammonium chloride
- (A) Ammonia
- (B) Ammonium carbonate
- (C) Nitric acid
- (D) None of these
- (A) Nitrophosphate
- (B) Diammonium phosphate
- (C) Tricresyl phosphate
- (D) Tributyl phosphate
- (A) Heating in presence of light
- (B) Melting under pressure
- (C) Vaporisation followed by condensation
- (D) None of these
- (A) Complex
- (B) Mixed
- (C) Nitrogenous
- (D) Phosphatic
