Fertiliser Technology Both white phosphorous as well as red phosphorous Are soluble in CS₂ Reacts with hot caustic soda solution to give phosphine All of these Burns when heated in air Are soluble in CS₂ Reacts with hot caustic soda solution to give phosphine All of these Burns when heated in air ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which of the following does not come under the category of'primary nutrient' for plant growth? Phosphorous Sulphur Nitrogen Potassium Phosphorous Sulphur Nitrogen Potassium ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology The most suitable fertiliser for accelerating seeding or fruit formation in later stages of plant growth is __________ fertiliser. Phosphatic Potassic Nitrogenous None of these Phosphatic Potassic Nitrogenous None of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology In the manufacture of orthophosphoric acid by strong H₂SO₄ leaching wet process, keeping the reactor temperature above 100°C, results in the formation of undesriable Metaphosphoric acid Pyrophosphoric acid CaSO₄ .½H₂O and CaSO₄ crystals All of these Metaphosphoric acid Pyrophosphoric acid CaSO₄ .½H₂O and CaSO₄ crystals All of these ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Main constituent of phosphate rock is Ammonium phosphate Calcium fluoride Calcium phosphate Flour apatite Ammonium phosphate Calcium fluoride Calcium phosphate Flour apatite ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Reaction of cresylic acid with __________ produces tricresyl phosphate. Calcium phosphate Ammonium phosphate Phosphorous pentoxide Phosphorous oxychloride Calcium phosphate Ammonium phosphate Phosphorous pentoxide Phosphorous oxychloride ANSWER DOWNLOAD EXAMIANS APP
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