Triple superphosphate is chemically represented as CaF₂.3Ca₃(PO₄)₂ Ca(PO₃)₂ Ca(H₂PO₄)₂ 3Ca₃(PO₄)₂ TRUE ANSWER : ? YOUR ANSWER : ?
__________ is not a fertiliser. Ammonium sulphate Calcium ammonium nitrate Ferrous sulphate Liquid ammonia TRUE ANSWER : ? YOUR ANSWER : ?
Ammonia synthesis gas is produced from fuel oil by Partial oxidation Hydrogenation Hydrocracking Steam reforming TRUE ANSWER : ? YOUR ANSWER : ?
Potassic fertilisers do not promote the development of Stems & leaves during early stage of plant growth Starches of potatoes & grains Sugar of fruits & vegetables Fibrous materials of plants TRUE ANSWER : ? YOUR ANSWER : ?
Heating of coke, sand & phosphate rock in an electric furnace is done for the manufacture of Phosphorous Triple superphosphate Superphosphate Phosphoric acid TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following set of conditions is favourable for the maximum yield of ammonia by Haber's process? High pressure, high reactants concentration, low temperature High pressure, low reactants concentration, low temperature High pressure, low reactants concentration, high temperature Low pressure, high reactants concentration, low temperature TRUE ANSWER : ? YOUR ANSWER : ?
Steam reforming of naphtha is a source of hydrogen production for nitrogeneous fertiliser industry. What is the usual ratio of steam to carbon maintained in the process of steam reforming of naphtha? 0.62569444444444 3.5:1 0.41736111111111 1.5:1 TRUE ANSWER : ? YOUR ANSWER : ?
Urea is a better fertilizer than ammonium sulphate, because It is not poisonous It is easy to manufacture It is cheaper Nitrogen content is higher TRUE ANSWER : ? YOUR ANSWER : ?
Triple superphosphate which contains about 46% P₂O₅ is produced by the reaction of phosphate rock with ortho phosphoric acid of____percent concentration. 75-80 > 98 52-54 25-28 TRUE ANSWER : ? YOUR ANSWER : ?