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Nylon-6 is a

A. Polyamide

B. Thermosetting resin

C. Polyester

D. None of these

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  1. In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations…
  2. Carbon tetrachloride (CCl4) is the starting raw material for the manufacture of
  3. __________ is used as a catalyst in fat splitting.
  4. Solvay process as compared to dual process(i.e. modified Solvay process).
  5. Pick out the wrong statement.
  6. Phosphoric acid is prepared from
  7. Oil is a/an
  8. Chemical formula of 'salt cake' is
  9. Main constituent of limestone is
  10. Concentration of sulphide ores is done usually by
  11. Pick out the wrong statement.
  12. Function of thinner in a paint is to
  13. Varnish does not contain
  14. For the hydrogenation of oils, __________ (i) __________ is commonly used as catalyst and __________…
  15. Teflon is
  16. Portland cement consists mainly of
  17. Refractory bricks burnt at very high temperature have got
  18. All enzymes are made of
  19. Styrene (a monomer for the production of polystyrene) is commercially produced by
  20. The combustion reaction, C + O2 = CO2, is
  21. Nylon-66 is so named because the
  22. In industrial nomenclature, alcohol means
  23. Which of the following is not an abrasive material?
  24. Sugar content in sugarcane on cane basis is about __________ percent by weight.
  25. The most commonly used substance to speed up the sedimentation of sewage is
  26. Calcination of limestone is not done in a __________ kiln for producing lime.
  27. The yield of tar from high temperature carbonisation of dry coal is about __________ percent.
  28. The difference between saponification value and acid value is
  29. Flash point of most vegetable oils is about __________ °C.
  30. High acid value of an oil or fat is an indication of