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. It is hygroscopic and explosive in nature
B. It is highly acidic in nature
C. It is a liquid at room temperature
D. Its nitrogen content is very less
A. Mixed
B. Potassic
C. Liquid
D. Solid
A. A mixed fertiliser
B. A straight fertiliser
C. A complex fertiliser
D. Not a fertiliser; it is an explosive
A. Urea
B. Biuret
C. Ammonia water
D. None of these