Superphosphate is manufactured by reacting phosphate rock with_____________________?

Related Mcqs:

Plant tranquillisers___________________?

A. Hold back stem growth and halt plants at a desired height B. Cause early maturation of plants C. Accelerate ripening of food and grain D. Produce seedless fruit...

Which of the following gasifiers can be attached to coal based fertiliser plants ?

A. Lurgi (high pressure) gasifier B. Kopper-Totzek gasifier C. Gasifier working at 20 atm D. Gasifier working at 40 atm...

Reaction of nitric acid and sulphuric acid with phosphate rock produces_________________?

A. Nitrophosphate B. Diammonium phosphate C. Tricresyl phosphate D. Tributyl phosphate...

During conversion of ammonium carbamate into urea, presence of large excess of water______________?

A. Increases the yield of urea B. Adversely affects the yield of urea C. Reduces the evaporator load by diluting the urea solution D. Does not affect the yield of urea...

Which of the following is the costliest source of hydrogen needed for ammonia manufacture under Indian condition _______________?

A. Electrolysis of water B. Cryogenic removal of H2 from coke oven gas C. Steam reforming of naphtha D. Natural gas cracking...