Chemistry · 2019
JEE Main · 9 January 2019, Shift 2 · Q43
The temporary hardness of water is due to:
The temporary hardness of water is due to :
Official answer
(2)
$\displaystyle \mathrm{Ca}\left(\mathrm{HCO}_3\right)_2$
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JEE Main 2019 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.