Home

Which one of the following is not an elastomer?

A. Polyisoprene

B. Neoprene

C. Nitrile-butadiene

D. None of these

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

You can do it
  1. The type of high refractive index glass used in optical instruments is __________ glass.
  2. The main use of activated carbon in water treatment is to control
  3. Glauber's salt is chemically
  4. Solvent extracted oil
  5. Unsaturated oils compared to saturated oils have
  6. Washing soda is chemically represented by
  7. Nylon-66 is so named because the
  8. Pick out the wrong statement.
  9. Graphite is a/an
  10. Epoxy resin
  11. Blue colour is imparted to glass by the addition of
  12. Catalyst used in the hydrogenation of oil is
  13. Pick out the wrong statement.
  14. In Kraft process of paper manufacture, white cooking liquor consists of caustic soda
  15. Platinum is a versatile catalyst for many processes in chemical industries. It is highly prone to be…
  16. Oils and fats are converted to soap in a process called
  17. Wax is a
  18. Saponification number of an oil or fat
  19. Molecular weights of polymers are in the range of
  20. Fusion of limestone and __________ produces high alumina cement.
  21. Manufacture of phthalic anhydride uses __________ as a catalyst.
  22. Phosphate rock is a raw material for the manufacture of
  23. For the hydrogenation of oils, __________ (i) __________ is commonly used as catalyst and __________…
  24. Essential oils are usually obtained using
  25. Which is the most efficient absorbent for SO3 out of the following?
  26. Synthesis gas is a mixture of
  27. What products do we get on electrolysis of saturated brine using steel cathode and graphite anode in…
  28. Cumene (isopropyl benzene) is made by
  29. Roasting of metallurgical ores is done mainly to
  30. Raw materials required for the manufacture of __________ is acetylene and hydrochloric acid.