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Riboflavin is a/an

A. Vitamin

B. Analgesic drug

C. Anaesthetics

D. Anti-malarial drug

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  1. Nitric acid is not used in the manufacture of
  2. Polymerisation product of C2F4 (carbon tetrafluoride) is called P.T.F.E (poly chloro tetra fluoro ethylene).…
  3. Catalyst used in the hydrogenation of oil is
  4. Which of the following is the second major component of cement?
  5. Reverse osmosis is normally used for the
  6. Esterification reaction produces
  7. Plasticisers are added to synthetic plastics to
  8. Higher viscosity index of a lubricating oil denotes
  9. Function of thinner in a paint is to
  10. Which oil is preferred for paint manufacture?
  11. Which of the following is not an abrasive material?
  12. Phthalic anhydride is made by the
  13. Air used in aerobic fermentation must be sterilized, otherwise the
  14. BHC (Benzene hexachloride) is made by the chlorination of benzene
  15. The difference between saponification value and acid value is
  16. Pick out the wrong statement.
  17. Low temperature carbonisation of coal takes place at __________ °C.
  18. Commercial production of Vanaspati is done by __________ of edible vegetable oils.
  19. Thermosetting materials
  20. CaO is called
  21. Starting material for the production of butadiene in India is
  22. Major component of flint glass is
  23. Chlorine gas is produced by the electrolysis of brine (NaCl solution with solid NaCl make up) in mercury…
  24. In the Lurgi coal gasifier
  25. Presence of sodium tripolyphosphate (an additive) in synthetic detergent
  26. Pick out the wrong statement.
  27. __________ is produced using molasses as the starting raw material.
  28. Finely ground calcium aluminate & silicate is a/an
  29. Iron ore hematite is concentrated using
  30. Absorption of SO3 in 97% H2SO4 is