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When zeolite, which is hydrated sodium a...

When zeolite, which is hydrated sodium aluminium silicate, is treated with hard water, the sodium ions are exchanged with

A

`H^(+)` ions

B

`Ca^(2+)` ions

C

`Mg^(2+)` ions

D

Both `Ca^(2+) and Mg^(2+)`

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The correct Answer is:
D
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