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The presence of which salts in water predefines temporal hardness of water?

+1 vote

asked Mar 26, 2019 in JEE by kratos

The presence of which salts in water predefines temporal hardness of water?

А. CaCO3 and MgCO3

B. Mg(HCO3)2 and Ca(HCO3)2

C. KHCO3 and NaHCO3

D. Na2SO4 and CaSO4

E. KHCO3 and Ca(HCO3)2

jee
hydrogen
alkali metals
jee mains

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1 Answer

+1 vote

answered Jan 9, 2020 by kratos

Best answer

B. Mg(HCO3)2 and Ca(HCO3)2

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