Question

The ion exchange resin which remove metal ions from hard water consist of giant organic molecule containing :

A

group

B

group

C

group

D

group

Medium
Updated on : 2022-09-05
Solution
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Correct option is B)

Giant organic molecules having acidic or basic groups are known as ion-exchange resins. Acid resins contain the acid group

Acid resins exchange their ions with other cations such as etc., present in hard water. Therefore, acid resins are known as base-exchange resins.

Hence, option B is correct.

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