Main constituent of phosphate rock is Options: A . &nbspAmmonium phosphate B . &nbspFlour apatite C . &nbspCalcium fluoride D . &nbspCalcium phosphate

Main constituent of phosphate rock is

Question

Main constituent of phosphate rock is

Options:

A . Ammonium phosphate

B . Flour apatite

C . Calcium fluoride

D . Calcium phosphate

Answer: Option B

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Question 1. The main constituent of rock phosphate is....

Question 2. The essential ingradient of all the synthesis gas is....

Question 3. In the manufacture of urea, the intermediate chemical formed is....

Question 4. During nitric acid manufacture, catalytic oxidation of ammonia at 800°C in presence of platinum catalyst produces nitro....oxide. Conversion of NH₃ to NO is about __________ percent.

Question 5. Ammonium nitrate (a fertiliser) is coated with limestone powder to....

Question 6. Ammonium sulphate can be produced by reacting gypsum with....

Question 7. P₂O₅ percentage in the phosphoric acid produced by wet process is about....

Question 8. Urea (a nitrogeneous fertiliser) is produced from carbon dioxide and....

Question 9. HPO₃ is the chemical formula of __________ phosphoric acid.....

Question 10. Heating of orthophosphoric acid to about 900°C, produces....

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