Q. Ammonium nitrate (is mixed with limestone) is not used as fertiliser as such, because

View solution

Q. Maximum stability of white phosphorous is at

View solution

Q. Potassic fertilisers do not promote the development of

View solution

Q. The optimum size of the ammonia plant is __________ tons/day.

View solution

Q. Main component of bone ash is

View solution

Q. Multistage operation (as in the case of catalytic oxidation of SO₂) is not carried out for NH₃ synthesis, because of

View solution

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

View solution

Q. Reaction of phosphate rock with 98% H₂SO₄ produces

View solution

Q. HPO₃ is the chemical formula of __________ phosphoric acid.

View solution

Q. Both white phosphorous as well as red phosphorous

View solution

Q. Catalyst used in steam reforming of naphtha is

View solution

Q. The fertiliser plant getting hydrogen by electrolysis of water is situated at

View solution

Q. Chemical formula of biuret is

View solution

Q. Rock phosphate constitutes mainly of

View solution

Q. Dehydration of ammonium carbamate produces

View solution

Q. Ammonia synthesis reaction is

View solution

Q. Phosphatic fertilisers

View solution

Q. Naphtha in a fertiliser plant is used as a source of

View solution

Q. Pick out the wrong statement.

View solution

Q. Maximum nitrogen percentage is in

View solution