Related Questions

Ammonium nitrate (is mixed with limestone) is not used as fertiliser as such, because
A It is hygroscopic and explosive in nature
B It is highly acidic in nature
C It is a liquid at room temperature
D Its nitrogen content is very less
To make a high quality fertilizer, a seller mixes 26 kg of type A fertilizer at Tk 20 per kg with 30 kg of type B fertilizer at Tk 36 per kg an sells the mixture at Tk. 30 per kg. What is her profit percentage?
A No profit, no loss
B 5%
C 8%
D 10%
Ammonium nitrate (a fertiliser) is coated with limestone powder to
A Increase its nitrogen content
B Cut down its production cost
C Avoid the risk of explosion
D Add extra nutrient as fertiliser
Nitroglycerene absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as a controlled explosive called dynamite. The raw material used for its manufacture are glycerene, nitric acid and
A Sulphuric acid
B Phosphoric acid
C Hydrochloric acid
D Hydroflouric acid
Urea is a better fertilizer than ammonium sulphate, because
A It is cheaper
B Nitrogen content is higher
C It is not poisonous
D It is easy to manufacture
Recently in which of the following cities, a large amount of ammonium nitrate exploded, causing server damage and death?
A Benghazi
B Tripoli
C Beirut
D Amman
Ammonium nitrate is
A Having about 40% N2
B Not hygroscopic
C Not prone to explosive thermal decomposition
D Mixed with limestone powder to reduce its explosive nature before using it as a fertilizer
Calcium ammonium nitrate (CAN) is
A A mixed fertiliser
B A straight fertiliser
C A complex fertiliser
D Not a fertiliser ; it is an explosive
Nitrogen content of calcium ammonium nitrate (CAN) is __________ percent.
A 10
B 25
C 50
D 80
Neutralisation of nitric acid with ammonia to produce ammonium nitrate is a/an __________ reaction.
A Catalytic
B Endothermic
C Exothermic
D Autocatalytic

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