Phosphorus vapour comprises of ___________________?

Related Mcqs:

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________________?

A. Low pressure B. High pressure C. Very high temperature D. Atmospheric pressure; as the pressure has no effect on conversion...

A mixture of phosphate rock ______________ is heated in an electric furnace to produce phosphorous?

A. Salt & coke B. Sand & coke C. And coke D. And sand...

Electric process as compared to wet process (for the manufacture of phosphoric acid) ?

A. Can use only high grade phosphate rock B. Is used less frequently C. Produces a valuable by-product called gypsum D. Is weak acid process...

In calcium ammonium nitrate (CAN) fertiliser ____________________?

A. Nitrate nitrogen is quick acting B. Ammoniacal nitrogen is quick acting C. Nitrate nitrogen is slower acting D. None of these...

Reaction of phosphate rock with 98% H2SO4 produces ______________________?

A. Ortho-phosphoric acid B. Superphosphate C. White phosphorous D. None of these...