FERTILISER TECHNOLOGY QUIZ

The composition of fresh feed to the high temperature, high pressure urea autoclave is

Compressed ammonia gas and excess compressed CO₂

Liquid ammonia and excess compressed CO₂

Excess liquid ammonia and liquefied CO₂

Excess liquid ammonia and compressed CO₂ gas

TRUE ANSWER : ?
YOUR ANSWER : ?

Two gas based fertiliser plants are located in

Jharkhand and Chattisgarh

Maharashtra and Orissa

Maharashtra and Gujarat

Gujarat and Madhya Pradesh

TRUE ANSWER : ?
YOUR ANSWER : ?

Reaction of cresylic acid with __________ produces tricresyl phosphate.

Phosphorous pentoxide

Calcium phosphate

Ammonium phosphate

Phosphorous oxychloride

TRUE ANSWER : ?
YOUR ANSWER : ?

Superphosphate is manufactured by reacting phosphate rock with

Aluminium chloride

Acetic acid

Sulphuric acid

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

During conversion of ammonium carbamate into urea, presence of large excess of water

Adversely affects the yield of urea

Does not affect the yield of urea

Reduces the evaporator load by diluting the urea solution

Increases the yield of urea

TRUE ANSWER : ?
YOUR ANSWER : ?

Promoter used in NH₃ synthesis catalyst is

V₂O₅

K₂O

U₂O₃

SiO₃

TRUE ANSWER : ?
YOUR ANSWER : ?

Leaching of phosphate rock by strong __________ acid produces phosphoric acid.

Neither A nor B

Sulphuric

Hydrochloric

Either A or B

TRUE ANSWER : ?
YOUR ANSWER : ?

Vapor phase reaction of ammonia & nitric acid to produce ammonium nitrate is termed as the __________ process.

Le-chatlier's

Du-pont's

Haber's

Stengel

TRUE ANSWER : ?
YOUR ANSWER : ?

Biuret formation in urea is kept at minimum (< 1 %), because it is

Explosive in nature

Helpful in decomposition of urea

Corrosive in nature

Toxic and harmful to some crops

TRUE ANSWER : ?
YOUR ANSWER : ?

H₄P₂O₇ is the chemical formula of __________ phosphoric acid.

Ortho

Meta

Pyro

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

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