Pick out the wrong statement.

A. Strongly caking coal should not be used in the Lurgi gasifier

B. Acetylene gas cannot be used for illumination purpose

C. Water gas is called blue gas because of the color of the flame, when it is burnt

D. Gaseous fuels require less percentage of excess air for combustion as compared to liquid fuels

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

You can do it
  1. Pick out the wrong statement.
  2. Varnish does not contain
  3. Pick out the true statement pertaining to water treatment.
  4. In the production of soda ash by Solvay process, the by-product is
  5. Consider the production of ammonia from methene and air as raw materials. The catalysts used are:(i)…
  6. Sucrose is a
  7. Very dilute solutions are generally used in fermentation reactions for which the optimum temperature…
  8. The gasification reaction represented by, C + H2O = CO + H2, is a/an __________ reaction.
  9. The yield of tar from high temperature carbonisation of dry coal is about __________ percent.
  10. Proximate analysis of coal determines its __________ content.
  11. Nitric acid is not used in the manufacture of
  12. Which is a high grade pulp?
  13. Dechlorination of treated water is necessary to
  14. __________ is produced using Polycondensation reaction.
  15. Main use of hydrazine is
  16. Fluorescent dyes are added in detergents to
  17. Styrene (a monomer for the production of polystyrene) is commercially produced by
  18. Which of the following, when pyrolysed, produces Perchloroethylene?
  19. Nitro-glycerine absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as controlled…
  20. Calgon used in water treatment is chemically
  21. SO2 is bubbled through hot sugar cane juice to
  22. The product obtained on mixing calcium oxide with water is called
  23. The main use of HCl is in the
  24. Bromine content in sea water may be around __________ ppm.
  25. Styrene is produced from ethyl benzene by the process of
  26. Electro deposition of metals i.e. electroplating is never done on
  27. Air used in aerobic fermentation must be sterilized, otherwise the
  28. Which of the following is not a raw material used for the manufacture of ordinary glass?
  29. Use of hydrated lime in water treatment
  30. Reaction of calcium carbide with water produces a gas, which is used