JEE Main 2015 — Some Basic Concepts Of Chemistry Question with Solution
From: JEE Main 2015 (Offline)
Question
The molecular formula of a commercial resin used for exchanging ions in water softening is
C8H7SO3Na (Mol. Wt. 206). What would be the maximum uptake of Ca2+ ions by the resin when expressed in mole per gram resin?
Choose an option
Show full solutionCorrect option: B
Correct answer
B1/412
Step-by-step explanation
mole of water softner require mole of ion
So, mole of water softner require mole of ion
Thus, will be maximum uptake
So, mole of water softner require mole of ion
Thus, will be maximum uptake
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This is a previous-year question from JEE Main 2015, covering the Some Basic Concepts Of Chemistry chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.