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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. Ion exchange process is the clean process because it has ___________
2. Soaps can be defined as the soap consuming capacity of the water sample.
3. Which of the following process does not remove the permanent hardness of water?
4. The hardness of moderately hard water is about _____________
5. Domestic water treatment is carried out under __________ conditions.
6. The exchange medium in the zeolite process is ___________
7. In sewage the waste is about ___________
8. The cost of the lime soda process is _________
9. The drinking water can have the magnesium limit about ____________
10. What is the full form of BOD?
11. Variation of hardness of raw water in zeolite process _________
12. The mineral free water is not used in __________
13. __________ should be free of turbidity as they interfering in exchange process.
14. In zeolite process, the dissolved ________ is not removed.
15. Periodic cleaning is used to _________
16. The ____________ is an important requirement of the aquatic life.
17. Which of the following method is not the method of desalination?
18. Ion exchange process is also called as ___________
19. The sodium soap will precipitate all the hardness causing ions into their respective __________
20. Infectious hepatitis is caused by ___________
21. In lime soda process, the change in the hardness of the water needs ________
22. The regeneration of acids and alkalis in ion exchange process is __________
23. The treatment of water with _________ improves the taste of water.
24. In anaerobic treatment the organic acid and alcohol is undergone into ___________ process.
25. By ultra filtration aldrin can be removed by _________