MEDIUMMCQ SINGLEJEE Mains ChemistryInorganic ChemistryHydrogenPrevious Year Questions
Then zeolite is treated with hard water, the sodium ions are exchanged with (AMU 2012)
A.H+ ions
B.H+ and Ca2+ ions
C.OH– and Mg2+ ions
D.Ca2+ and Mg2+ ions✓ Correct
Explanation
When zeolite is treated with hard water, the sodium ions are exchanged with Ca2+ and Mg2+ ions. 2 2 Zeolite Na Z M 2Na MZ M Ca or Mg ->
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