Fertiliser Technology Maximum stability of white phosphorous is at Room temperature Very high pressure >600°C Atmospheric pressure Room temperature Very high pressure >600°C Atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Vetrocoke solution is A mixture of Na₂CO₃ and As₂O₃ A mixture of K₂CO₃ and As₂O₃ Na₂SO₄ K₂SO₄ A mixture of Na₂CO₃ and As₂O₃ A mixture of K₂CO₃ and As₂O₃ Na₂SO₄ K₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Chemical formula of metaphosphoric acid is H₄P₂O₇ Same as that of pyrophosphoric acid HPO₃ H₃PO₄ H₄P₂O₇ Same as that of pyrophosphoric acid HPO₃ H₃PO₄ ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Phosphatic fertiliser is graded based on its __________ content. H₃PO₄ PCl5 P₂O₅ P₂O₃ H₃PO₄ PCl5 P₂O₅ P₂O₃ 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 In an ammonia plant, the purge off is essential to Remove uncondensed ammonia vapour Remove excess poisonous gases Maintain inert gas concentration within a limit Maintain H₂ : N₂ ratio at 3 :1 Remove uncondensed ammonia vapour Remove excess poisonous gases Maintain inert gas concentration within a limit Maintain H₂ : N₂ ratio at 3 :1 ANSWER DOWNLOAD EXAMIANS APP