1.
Raw materials for nitric acid manufacture are___________________?

2.
Plant tranquillisers___________________?

3.
Nitrogen content of a nitrogenous fertiliser is 35%. It could be___________________?

4.
Nitrogen content of urea is about _____________ percent ?

5.
With increases in pressure, the conversion of Ammonium carbamate into urea___________________?

6.
Nitric acid is produced on commercial scale in a fertiliser plant by___________________?

7.
In ammonia synthesis (N2 + 3H2 = 2NH3), there is a decrease in total volume, hence to get high equilibrium conversion, the reaction should be carried out at________________?

8.
Reaction of anhydrous liquid ammonia with ortho-phosphoric acid produces____________________?

9.
-10-5 fertilisers mean that they contain______________?

10.
H4P2O7 is the chemical formula of _____________ phosphoric acid?