Fertiliser Technology Reaction of phosphate rock with 98% H₂SO₄ produces None of these Superphosphate White phosphorous Orthophosphoric acid None of these Superphosphate White phosphorous Orthophosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Which is the best fertiliser for paddy? Potassium nitrate Superphosphate Nitro-phosphate Ammonium sulphate Potassium nitrate Superphosphate Nitro-phosphate Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Heating of orthophosphoric acid to 250°C produces Metaphosphoric acid No change in it None of these Pyrophosphoric acid Metaphosphoric acid No change in it None of these Pyrophosphoric acid ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the Presence of an oxidising atmosphere Absence of air Presence of a reducing atmosphere Presence of an inert atmosphere Presence of an oxidising atmosphere Absence of air Presence of a reducing atmosphere Presence of an inert atmosphere ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Red phosphorous is changed into white phosphorous by Heating in presence of light Vaporisation followed by condensation None of these Melting under pressure Heating in presence of light Vaporisation followed by condensation None of these Melting under pressure ANSWER DOWNLOAD EXAMIANS APP
Fertiliser Technology Triple superphosphate is made by reacting phosphate rock with __________ acid. Sulphuric Hydrochloric Nitric Phosphoric Sulphuric Hydrochloric Nitric Phosphoric ANSWER DOWNLOAD EXAMIANS APP
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