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24/12/2021 12:37 pm
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By which of the following process deionized water can be obtained?
(a) Calgon’s process
(b) Synthetic resin method
(c) Clark’s method
(d) Permutit
1 Answer
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24/12/2021 12:39 pm
Correct answer: (b) Synthetic resin method
Explanation:
Pure de-mineralised (de-ionized) water free from all soluble mineral salts is obtained by passing water successively through a cation exchange (in the H+ form) and an anion-exchange (In the OH– form) resins.