Home

Pick out the wrong statement.

A. Dry process is used for the manufacture of cement, when the raw material is blast furnace slag

B. Portland cement is made employing wet process

C. Gypsum is added to Portland cement to lengthen its setting time

D. None of these

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

You can do it
  1. In the Lurgi coal gasifier
  2. Which form of sulphur is the most stable at room temperature?
  3. Nylon-6 is a
  4. Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium…
  5. Concentration of sulphide ores is done usually by
  6. Cement setting under water employs a/an __________ process.
  7. Lurgi coal gasifier is a pressurised __________ bed reactor.
  8. Alkylbenzene sulfonate (ABS) is a
  9. Catalytic oxidation of naphthalene produces
  10. Bakelite is
  11. Ethanol amine is produced using ammonia and
  12. Zeolite used in water softening process (cation exchange) is regenerated by washing with
  13. Electro deposition of metals i.e. electroplating is never done on
  14. Air used in aerobic fermentation must be sterilized, otherwise the
  15. Hydrocyanic acid (HCN) is used as an insecticide for
  16. Trinitrotoluene (TNT), an explosive, is made by the nitration of
  17. __________ glass is used for the manufacture of optical glass.
  18. Which of the following is not produced on commercial scale from sea water?
  19. Rancidity of the fatty oil can be reduced by its
  20. Main constituents of Portland cement are calcium aluminate and
  21. The terminology 'BTX' used in coal tar distillation industry refers to
  22. Low temperature carbonisation of coal takes place at __________ °C.
  23. Bordeaux mixture is a/an
  24. Which of the following contains least amount of N2?
  25. Economics of 'Solvay Process' depends upon the efficiency of
  26. Dehydrogenation of ethyl benzene produces
  27. The major constituent of black liquor generated during paper manufacture is sodium
  28. An oil is converted into fat by its
  29. In multistage equilibrium conversion of SO2 to SO3 (2SO2 + O2 2SO3), the reverse reaction becomes appreciable…
  30. Teflon is