Hydrogen gas is not produced commercially (for nitrogenous fertiliser manufacture) by

A. Iron-steam reaction

B. Electrolysis of water

C. Steam reforming of naphtha

D. Its cryogenic separation from coke oven gas

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. Glycerine is not used in the
  2. Process conditions in fermentator used for production of penicillin is
  3. Naphthalene is removed from coke oven gas by
  4. Producer gas consists mainly of
  5. Hydrolysis of sugar is called
  6. A good quality coal should have
  7. Tall oil obtained as a by-product from the black liquor recovery is
  8. Chemical formula of 'salt cake' is
  9. Chrome tanning and vegetable tanning are done for
  10. Alkylbenzene sulfonate (ABS) is a
  11. Sucrose is a
  12. Wood charcoal is used for decolouration of sugar, because it __________ the coloured materials.
  13. Penicillin is made employing __________ fermentation process.
  14. Fermentation of molasses to produce ethyl alcohol is done at __________ °C.
  15. Deacon's method is used for the manufacture of
  16. Poly Vinyl Chloride (P.V.C.) is a __________ material.
  17. Separation of fresh water from sea water can be done by the __________ operation.
  18. The basic difference between vegetable oils and fats is in their
  19. Anion exchanger is regenerated usually with
  20. Hydrazine is used in water treatment for the removal of
  21. Low purity oxygen is used for
  22. __________ process is used for the manufacture of sodium carbonate by ammonia soda process.
  23. Systemic insecticides
  24. Which of the following processes can remove both temporary as well as permanent hardness of water?
  25. Percentage of glycerine present in the spent lye obtained during soap manufacture is about
  26. __________ is not a constituent of gun powder.
  27. Pick out the wrong statement.
  28. __________ Nature of hypo (sodium thiosulphate) makes it useful in photography.
  29. Which is the main reducing agent during production of iron from iron ore in a blast furnace?
  30. Trinitrotoluene (TNT), an explosive, is made by the nitration of