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

Hydrogen

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15/12/2021 1:27 pm

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Palak23

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

(a) H⁺ ions

(b) Ca²⁺ ions

(d) OH^- ions

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15/12/2021 1:32 pm

Reyana09

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Correct answer: (b) Ca²⁺ ions

Explanation:

Na zeolite + CaCl₂ → Ca zeolite + 2NaCl

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