Home

The purpose of adding Na2CO3 to water of low alkalinity is to

A. Permit the use of alum as a coagulant

B. Increase the softening capacity of zeolite

C. Facilitate easy regeneration of zeolite

D. All (A), (B) and (C)

Correct Answer : A.


Download Objective type questions of Chemical Process PDF

Get all objective type questions of Chemical Process MCQ

Also checkout these categories

Gymnosperms MCQ Relativity MCQ Machine Input Mi-set 2 MCQ Construction Planning and Management MCQ Thermodynamics MCQ Rearrangement Set 7 MCQ Asp Programming MCQ Problems on Numbers MCQ Classification MCQ General Biology Set 2 MCQ Races and Games MCQ Multimedia and Graphics MCQ

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

Submit
Load More..
You can do it
  1. Polymethyl methacrylate (PMMA) is known as
  2. SO2 is bubbled through hot sugar cane juice to
  3. The noble gas which occurs most abundantly in the atmosphere is
  4. Neoprene is chemically known as
  5. Deaeration of water in its treatment is necessary, as it
  6. Le-Blanc process is a primitive process for the manufacture of
  7. Coal tar is used as a
  8. __________ glass has the lowest co-efficient of thermal expansion and hence is more heat resistant.
  9. The most stable allotropic form of phosphorous is the __________ phosphorous.
  10. Builders are added in soap to act as
  11. Pick out the wrong statement.
  12. Hydrogenation of oil/fat does not
  13. Detergent is produced by the sulphonation of dodecyl benzene, which is an __________ reaction.
  14. Which of the following is the second major component of cement?
  15. Multistage catalytic converter is not used in the
  16. An oil is converted into fat by its
  17. Production of one ton of dry paper pulp requires about __________ tons of bamboo or wood.
  18. Production of alcohol by fermentation of molasses is a/an __________ process.
  19. Impurities present in brine is normally removed by treatment with
  20. Conversion of CO to CO2 by steam in presence of a catalyst is called
  21. Bleaching of paper pulp is done with
  22. Which of the following paper does not require a filler during manufacture?
  23. Brackish water which contains mostly dissolved salt, can be purified by the __________ process.
  24. Carbon content of pitch (residue of coal tar distillation) is around __________ percent.
  25. Bio-degradable detergents
  26. Which of the following is a detergent?
  27. Phthalic anhydride is used
  28. Oil produced by solvent extraction
  29. Function of sodium thiosulphate (hypo) in development of photographic film/plate is to
  30. __________ glass is used for the manufacture of optical glass.