Fertiliser Technology Which of the following is the costliest method for commercial production of hydrogen for ammonia synthesis? H? separation from coke oven gas Electrolysis of water Cracking of natural gas Steam reforming of naphtha H? separation from coke oven gas Electrolysis of water Cracking of natural gas Steam reforming of naphtha ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology In calcium ammonium nitrate (CAN) fertil-ser Ammoniacal nitrogen is quick acting None of these Nitrate nitrogen is quick acting Nitrate nitrogen is slower acting Ammoniacal nitrogen is quick acting None of these Nitrate nitrogen is quick acting Nitrate nitrogen is slower acting ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology HPO₃ is the chemical formula of __________ phosphoric acid. Pyro Ortho None of these Meta Pyro Ortho None of these Meta ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Maximum stability of white phosphorous is at >600°C Very high pressure Room temperature Atmospheric pressure >600°C Very high pressure Room temperature Atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Plant tranquillisers Accelerate ripening of food and grain Produce seedless fruit Cause early maturation of plants Hold back stem growth and halt plants at a desired height Accelerate ripening of food and grain Produce seedless fruit Cause early maturation of plants Hold back stem growth and halt plants at a desired height ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the Absence of air Presence of an inert atmosphere Presence of a reducing atmosphere Presence of an oxidising atmosphere Absence of air Presence of an inert atmosphere Presence of a reducing atmosphere Presence of an oxidising atmosphere ANSWER DOWNLOAD EXAMIANS APP