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Neoprene is a

A. Monomer

B. Synthetic rubber

C. Polyester

D. None of these

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  1. Raw material used in alcohol distilleries in India is
  2. Deacon's method is used for the manufacture of
  3. High acid value of an oil or fat is an indication of
  4. Insulin is an __________ drug.
  5. Dechlorination of treated water is necessary to
  6. In an integrated steel plant, NH3 present in coke oven gas is normally recovered as
  7. Hydrazine is used in water treatment for the removal of
  8. Solvent used for extraction of oil is
  9. The process involved in converting rubber into a thin sheet or coating it on fabric is called
  10. Commonly used glass is known as the __________ glass.
  11. Vegetable oils contain large quantity of glycerides of unsaturated acids. When the vegetable oils contain…
  12. Phthalic anhydride is made by the
  13. DDT should not be allowed to come in contact with iron (during its manufacture) to
  14. Pick out the wrong statement.
  15. Which of the following is not a raw material used for the manufacture of ordinary glass?
  16. Reaction of calcium carbide with water produces a gas, which is used
  17. 20% oleum means that in 100 kg oleum, there are 20 kg of
  18. Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at
  19. Oxygen is separated by distillation from air after its liquefaction. The boiling point of oxygen is…
  20. Manufacture of phthalic anhydride uses __________ as a catalyst.
  21. Which of the following is an endothermic reaction?
  22. Glycerine is not used in the
  23. Proximate analysis of coal determines its __________ content.
  24. Phosphoric acid is prepared from
  25. Addition of calcium oxide to water produces
  26. Fats as compared to oils have
  27. Which one of the following is not an elastomer?
  28. Lubricating greases are a mixture of
  29. Thermal pyrolysis of ethylene dichloride produces
  30. Iron ore hematite is concentrated using