Home

Gypsum is chemically

A. Calcium chloride

B. Potassium sulphate

C. Sodium sulphate

D. Calcium sulphate

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

You can do it
  1. Calgon used in water treatment is chemically
  2. An alkali metal salt of Palmitic acid is known as
  3. Hydrogenation of edible vegetable oils
  4. Oxidation of ortho-xylene in presence of __________ catalyst is done to produce phthalic anhydride on…
  5. Terylene is
  6. Plasticisers are added to synthetic plastics to
  7. Trinitrotoluene (TNT), an explosive, is made by the nitration of
  8. Pig iron is produced by blast furnaces in India using mostly the iron ore named
  9. Dichloro diphenyl __________ is the full form of DDT (an insecticide).
  10. Dechlorination of treated water is necessary to
  11. Litharge is
  12. Which of the following is the purest form of water out of the following?
  13. Pick out the wrong statement.
  14. Nitrogen is an essential component of
  15. Process conditions in fermentator used for production of penicillin is
  16. Dacron is a/an
  17. The major constituent of black liquor generated during paper manufacture is sodium
  18. __________ is used as a flux in the extraction of iron from iron ore (haematite) in blast furnace.
  19. Alum is commercially produced from
  20. Calcareous & argillaceous materials are used in the manufacture of
  21. Oleum produces fumes of
  22. Styrene-butadiene-rubber (SBR) as compared to natural rubber has
  23. Fire clay is __________ refractory material.
  24. In Kraft process of paper manufacture, white cooking liquor consists of caustic soda
  25. Which is a high grade pulp?
  26. Fish contains about __________ percent oil.
  27. The difference between saponification value and acid value is
  28. Pick out the wrong statement.
  29. Linde process of gas liquefaction employs
  30. Wet chlorine gas produced during electrolysis of brine is dehydrated by