Fertiliser Technology MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Fertiliser Technology, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Fertiliser Technology MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Fertiliser Technology mcq questions that explore various aspects of Fertiliser Technology problems. Each MCQ is crafted to challenge your understanding of Fertiliser Technology principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Fertiliser Technology MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Fertiliser Technology. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Fertiliser Technology knowledge to the test? Let's get started with our carefully curated MCQs!

Fertiliser Technology MCQs | Page 19 of 21

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Q181.
Catalyst used in the oxidation of ammonia is

a.

platinum-beryllium

b.

platinum-rhodium

c.

cobalt-molybdenum

d.

platinum-molybdenum

Discuss
Answer: (b).platinum-rhodium
Q182.
P₂O₅ percentage in the phosphoric acid produced by wet process is about

a.

10

b.

30

c.

50

d.

70

Discuss
Answer: (b).30
Q183.
Ammonia synthesis gas is produced from fuel oil by

a.

steam reforming

b.

hydrocracking

c.

partial oxidation

d.

hydrogenation

Discuss
Answer: (c).partial oxidation
Q184.
Though kinetics of ammonia synthesis dictates the use of low temperature for high equilibrium conversion, yet it is kept moderately high (550°C), because at low temperature

a.

rate of reaction is very low.

b.

very high pressure is required resulting in costly pressure vessel.

c.

space velocity of gas is very low resulting in decreased conversion.

d.

none of these

Discuss
Answer: (a).rate of reaction is very low.
Q185.
Iron is not used alone as a catalyst in ammonia synthesis, because

a.

its activity declines rapidly, if heated to above 520°C.

b.

it decomposes ammonia.

c.

it gets oxidised above 500°C.

d.

none of these.

Discuss
Answer: (a).its activity declines rapidly, if heated to above 520°C.
Q186.
Low grade phosphate rock can be used in electrical furnace, because

a.

of the better CaO/SiO₂ balance for slag formation.

b.

CaO content is less.

c.

it is cheap.

d.

it produces low cost product.

Discuss
Answer: (a).of the better CaO/SiO₂ balance for slag formation.
Q187.
Fertiliser produced during soda ash manufacture by dual process is ammonium

a.

chloride

b.

sulphate

c.

nitrate

d.

none of these

Discuss
Answer: (a).chloride
Q188.
In an ammonia plant, the purge off is essential to

a.

maintain inert gas concentration within a limit.

b.

remove excess poisonous gases.

c.

maintain H₂ : N₂ ratio at 3 :1.

d.

remove uncondensed ammonia vapour.

Discuss
Answer: (c).maintain H₂ : N₂ ratio at 3 :1.
Q189.
Which of the following fertilisers is required for the development of fibrous materials of the plants and of the sugar of vegetable & fruits ?

a.

Nitrogenous fertilisers

b.

Phosphatic fertilisers

c.

Potassic fertiliser

d.

None of these

Discuss
Answer: (c).Potassic fertiliser
Q190.
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?

a.

Iso propyl alcohol

b.

Butyl alcohol

c.

Toluene

d.

Hexane

Discuss
Answer: (b).Butyl alcohol
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