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Fertiliser Technology

Fertiliser Technology
Triple superphosphate is chemically represented as

Ca(PO₃)₂
CaF₂.3Ca₃(PO₄)₂
3Ca₃(PO₄)₂
Ca(H₂PO₄)₂

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Fertiliser Technology
Hydrogen is recovered from coke oven gas on commercial scale (as practised in fertiliser plant at Rourkela) by

None of these
Cryogenic operations (low temperature cooling)
Absorption (using ethanolamine or pyragalloll solution)
Adsorption on palladium

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Fertiliser Technology
A potassic fertiliser contains 50% K₂O. It could be

A mixture of NaCl+ KCl
Potassium chloride
Potassium sulphate
None of these

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Fertiliser Technology
Catalyst used in desulphurisation of naphtha is

Silica gel
Nickel
Pt-Rh
Co-Mo

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Fertiliser Technology
Catalyst used in Haber's process for ammonia production is

Vanadium pentoxide
Reduced iron oxide
Silica gel
Nickel

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Fertiliser Technology
Bio-fertilisers are cheaper, renewable and pollution free. They improve the __________ of the soil.

Water holding capacity
Nutrient supply
Texture
All of these

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