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 25-28 52-54 TRUE ANSWER : ? YOUR ANSWER : ?
Catalyst used in desulphurisation of naphtha is Silica gel Nickel Pt-Rh Co-Mo TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following nitrogenous fertilisers has the highest percentage of nitrogen? Urea Ammonium sulphate Calcium nitrate Calcium ammonium nitrate (CAN) TRUE ANSWER : ? YOUR ANSWER : ?
Ammonia synthesis gas is produced from fuel oil by Steam reforming Hydrogenation Hydrocracking Partial oxidation TRUE ANSWER : ? YOUR ANSWER : ?
Out of the following, N₂ content is minimum in Ammonium chloride Ammonium nitrate Ammonium sulphate Urea TRUE ANSWER : ? YOUR ANSWER : ?
A fertiliser plant is classified as a gas based fertiliser plant, when it uses __________ gas as a source of hydrogen for the manufacture of ammonia. Coke oven Coal Natural Producer TRUE ANSWER : ? YOUR ANSWER : ?
Ammonia synthesis reaction is None of these Endothermic Exothermic Autocatalytic TRUE ANSWER : ? YOUR ANSWER : ?
Reaction of cresylic acid with __________ produces tricresyl phosphate. Phosphorous pentoxide Phosphorous oxychloride Calcium phosphate Ammonium phosphate TRUE ANSWER : ? YOUR ANSWER : ?
Ammonium nitrate is Having about 40% N₂ Mixed with limestone powder to reduce its explosive nature before using it as a fertilizer Not prone to explosive thermal decomposition Not hygroscopic TRUE ANSWER : ? YOUR ANSWER : ?