26 JULY 2021 CURRENT AFFAIRS QUIZ

(CH₃ C₆ H₄)₃ PO₄ is the chemical formula of

Tricresyl phosphate

Triple superphosphate

Flourapatite

Superphosphate

TRUE ANSWER : ?
YOUR ANSWER : ?

Liquid ammonia and 60% nitric acid reaction (which produces ammonium nitrate) is

Autocatalytic

Exothermic

None of these

Endothermic

TRUE ANSWER : ?
YOUR ANSWER : ?

__________ is required more for leafy crops.

Phosphorous

Nitrogen

Carbon

Potassium

TRUE ANSWER : ?
YOUR ANSWER : ?

Both white phosphorous as well as red phosphorous

Burns when heated in air

All of these

Are soluble in CS₂

Reacts with hot caustic soda solution to give phosphine

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is a natural inorganic fertiliser?

Chile salt petre

Gobar mannure

None of these

Oilcake

TRUE ANSWER : ?
YOUR ANSWER : ?

Low grade phosphate rock can be used in electrical furnace, because

Of the better CaO/SiO₂ balance for slag formation

It produces low cost product

It is cheap

CaO content is less

TRUE ANSWER : ?
YOUR ANSWER : ?

The essential ingradient of all the synthesis gas is

H₂

N₂

O₂

CO₂

TRUE ANSWER : ?
YOUR ANSWER : ?

Low grade coal is __________ to produce ammonia synthesis gas.

Hydrogenated

Gasified

Dehydrogenated

Liquefied

TRUE ANSWER : ?
YOUR ANSWER : ?

Fertilizer plant getting its hydrogen requirement partly from coke oven gas is situated at

Talchar (under FCI)

Nangal (under NFL)

Rourkela (under SAIL)

Barauni (under HFC)

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is not a mixed fertiliser?

Ammonium phosphate

Calcium ammonium nitrate (CAN)

None of these

Nitrophosphate

TRUE ANSWER : ?
YOUR ANSWER : ?

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