Curioustab

Home » Chemical Engineering » Fertiliser Technology

Dehydration of ammonium carbamate to yield urea is a/an __________ reaction.

exothermic
endothermic
autocatalytic
catalytic

Correct Answer: endothermic

← Previous Question Next Question→

More Questions from Fertiliser Technology

Heating of coke, sand & phosphate rock in an electric furnace is done for the manufacture of
A fertiliser plant is classified as a gas based fertiliser plant, when it uses __________ gas as a source of hydrogen for the manufacture of ammonia.
Nitrolime is chemically known as
The main constituent of rock phosphate is
Bio-fertilisers are cheaper, renewable and pollution free. They improve the __________ of the soil.
Iron is not used alone as a catalyst in ammonia synthesis, because
An increase in the NH3/CO2 ratio in urea manufacture results in
Which of the following nitrogenous fertilisers has the highest percentage of nitrogen?
Which of the following solvents is used for the extraction of H3PO4 from CaCl2 solution during manufacture of ortho-phosphoric acid by wet process employing hydrochloric acid leaching?
Which of the following does not come under the category of 'micro-nutrient' for plant growth?

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion