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?

Related Mcqs:

1. Which of the following is the costliest source of hydrogen needed for ammonia manufacture under Indian condition _______________?

   A. Electrolysis of water
   B. Cryogenic removal of H2 from coke oven gas
   C. Steam reforming of naphtha
   D. Natural gas cracking

2. The most suitable fertiliser for accelerating seeding or fruit formation in later stages of plant growth is _____________ fertiliser?

   A. Nitrogenous
   B. Phosphatic
   C. Potassic
   D. None of these

3. Which fertiliser is made (using coke oven gas) in by products plant of an integrated steel plant ?

   A. Urea
   B. CAN
   C. Ammonium sulphate
   D. Superphosphate

4. Fertiliser value of a nitrogenous fertiliser is expressed in terms of its ______________ content?

   A. N2
   B. KNO3
   C. NO2
   D. NHO3

5. Steam reforming of naphtha is a source of hydrogen production for nitrogenous fertiliser industry. What is the usual ratio of steam to carbon maintained in the process of steam reforming of naphtha ?

   A. 1.5 : 1
   B. 3.5 : 1
   C. 10 : 1
   D. 15 : 1

6. Naphtha in a fertiliser plant is used as a source of___________________?

   A. Fuel
   B. H2
   C. N2
   D. O2

7. NPK fertiliser is a _______________ fertiliser?

   A. Complex
   B. Mixed
   C. Nitrogenous
   D. Phosphatic

8. Use of catalyst is a must in the ammonia manufacture, because the reaction is reversible as well as the heat of dissociation of N2 & H2 is high. The presence of promoter along with the catalyst helps in ______________ of the catalyst ?

   A. Stabilisation
   B. Increasing the effectiveness
   C. Improving the strength & heat resistance
   D. All A, B & C

9. During nitric acid manufacture, catalytic oxidation of ammonia at 800°C in presence of platinum catalyst produces nitrogen oxide. Conversion of NH3 to NO is about ______________ percent?

   A. 38
   B. 68
   C. 82
   D. 98

10. Though liquid ammonia itself is a fertiliser (with 82% nitrogen content) yet it is commonly not used as such in a tropical country like India, because it___________________?

    A. Has a pungent smell
    B. Vaporises at normal temperature
    C. Is toxic and highly corrosive
    D. Is in short supply