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Applied Chemistry Practice Test: Water
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Avg score: 67% Most missed: “The initial equipment in the ion exchange process is ___________”
Water topics include: Sources of water, impurites and hardness of water, hardness estimation, lime washing soda method, permutits and ion exchange process, water pollutants types, water pollution methods, biological oxidation process, reverse osmosis, cod and bod, problems and formulas, water pollution control and monitoring. Water is an inorganic compound with the chemical formula H 2O. It is a transparent, tasteless, odorless, and nearly colorless chemical substance, and it is the main constituent of Earth's hydrosphere and the fluids of all known living organisms (in which it acts as a... Show more
Applied Chemistry Practice Test: Water
Time left 00:00
25 Questions

1. The exchange medium in the zeolite process is ___________
2. In dissolved mineral salts ___________ gets converted into the bicarbonates by the action of carbondioxide by water.
3. How many methods of removing the radio active impurities are there?
4. The treatment of water with _________ improves the taste of water.
5. The soft water contains the hardness of about ____________
6. The regeneration of acids and alkalis in ion exchange process is __________
7. In sewage the waste is about ___________
8. In ion exchange process, the cation exchange resin is generated by passing ____________
9. The total hardness can be given by _________
10. Hardness of the water in the lime soda process is reduced to __________
11. In anaerobic treatment the organic acid and alcohol is undergone into ___________ process.
12. Fishes can store more quantity of ___________ in their bodies.
13. ___________ poisoning water in Japan is from fishes.
14. __________ water is not suitable for zeolite process, as it affects the mineral.
15. Waste water released from _________ are not the sources of bacteria.
16. Periodic cleaning is used to _________
17. COD values are always _________ BOD.
18. __________ of water is struck in underground which is not accessibly.
19. The initial equipment in the ion exchange process is ___________
20. Reagent used in the lime soda process is _______
21. To prepare EDTA solution _________ grams of EDTA is dissolved in the one litre of water.
22. Increase in the BOD value in the water indicates ___________
23. In batch process, when the tank gets filled then it indicates that ____________
24. Total dissolved solids in the lime soda process is _________
25. Amino acids comes under _________ impurity.