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Polymerisation product of C2F4 (carbon tetrafluoride) is called P.T.F.E (poly chloro tetra fluoro ethylene). It is also called

A. Polyurethane

B. Silicone

C. Teflon

D. Epoxy resin

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

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  1. Commonly used glass is known as the __________ glass.
  2. Addition of calcium oxide to water produces
  3. The process used for the manufacture of ethyl alcohol from molasses is
  4. Setting of plaster of Paris is accompanied with
  5. Ethyl alcohol cannot be produced
  6. Pick out the wrong statement pertaining to the soap manufacture.
  7. Glycerine can be obtained from
  8. __________ process is used for producing soda ash.
  9. Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction.
  10. Alcohol is produced by the
  11. Comparing sulphate process with sulphite process, we find that __________ in the later.
  12. Maleic anhydride is produced by catalytic oxidation of
  13. Builders are added in soap to act as
  14. Production of one ton of cement requires about __________ tons of limestone.
  15. High temperature carbonisation of coal takes place at __________ °C.
  16. The major constituent of black liquor generated during paper manufacture is sodium
  17. Phenol formaldehyde is produced by condensation polymerisation. It is also known as
  18. Commercial production of calcium carbide requires limestone and __________ as raw materials.
  19. Liquefaction of gases cannot be done by
  20. The ideal pulp for the manufacture of paper should have high __________ content.
  21. Consider the production of ammonia from methene and air as raw materials. The catalysts used are:(i)…
  22. Sand and __________ is fused at 1300°C, to produce sodium silicate.
  23. Celluloid is chemically
  24. The most economical pulp for the production of newsprint would be the __________ pulp.
  25. The drug used in contraceptives is
  26. In nylon-66, the first and second numbers (i.e., 6) respectively designate the number of carbon atoms…
  27. Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm…
  28. In Kraft process of paper manufacture, white cooking liquor consists of caustic soda
  29. Magnesium and calcium __________ cause temporary hardness of water.
  30. Low temperature carbonisation of coal takes place at __________ °C.