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Styrene butadiene rubber (SBR) is

A. A natural rubber

B. A synthetic polymer

C. A synthetic monomer

D. Another name of silicone rubber

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

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  1. Chloral is used in the manufacture of
  2. Phenolic antiseptics are added in the __________ soap.
  3. Fire clay is __________ refractory material.
  4. Kaolin is a/an
  5. Sizing material is incorporated in paper to
  6. At a given temperature, the equilibrium yield of SO3 obtained from the oxidation of SO2 is proportional…
  7. Co-efficient of thermal expansion of glass is decreased by the addition of __________ during its manufacture.
  8. Helium is produced on commercial scale from
  9. Sucrose content in cane sugar may be around __________ percent.
  10. Good quality of edible salt is obtained from brine by the process of
  11. Which of the following is not a product of coal tar distillation?
  12. All enzymes are made of
  13. Dacron (or Terylene) fibres as compared to nylon fibres have
  14. Alcohol percentage in molasses may be around
  15. Nylon-66 is so named because the
  16. The main product of high temperature carbonisation of coal is
  17. Diaphragm electrolytic cell as compared to mercury electrolytic cell
  18. Oil is a/an
  19. Polythene is a/an __________ polymerisation product.
  20. Pick out the wrong statement.
  21. Polycaprolactam is commercially known as
  22. Removal of dirt/soil by soaps or detergent does not involve the __________ of soil.
  23. Deaeration of water in its treatment is necessary, as it
  24. The gasification reaction represented by, C + H2O = CO + H2, is a/an __________ reaction.
  25. Bleaching of paper pulp is done with
  26. __________ is an ore concentrating metallurgical process involving a chemical change.
  27. Which of the following is not present in bagasse fibre?
  28. __________ is a thermosetting plastic.
  29. Starting material for the commercial production of ethyl alcohol in India is
  30. Yellow glycerine is made into white, using