Rock phosphate constitutes mainly of___________________?

Related Mcqs:

Color of nitric acid is light yellow due to the presence of__________________?

A. NO B. NO2 C. N2H5 D. NH3...

Which is the most suitable fertiliser for paddy ?

A. CAN B. Ammonium sulphate C. Ammonium nitrate D. Superphosphate...

Yield of elemental phosphorous from rock phosphate is about _____________ percent?

A. 1-2 B. 15-25 C. 40-45 D. 60-65...

CO2 present in reformed gas (obtained by steam reforming of naphtha) is removed by absorbing in _________________?

A. Mono-ethanolamine (MEA) B. Slaked lime C. Ammoniacal liquor D. Methyl-Ethyl Ketone (MEK)...

Dehydration of ammonium carbamate to yield urea is a/an __________________ reaction?

A. Exothermic B. Endothermic C. Autocatalytic D. Catalytic...