Lime or $CaCl_2$ is added to water to remove which of the following impurities?
- A$S^{-2}$
- B$SO_3^{-2}$
- C$F^{-}$
- D$NO_2^{-}$
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Similar Questions
Identify the correct statements from the following.
$A$. In photosynthesis reaction,water is oxidized to oxygen.
$B$. An example for interstitial hydride is $MgH_2$.
$C$. Sodium hexametaphosphate is used in the removal of permanent hardness of water.
$A$. In photosynthesis reaction,water is oxidized to oxygen.
$B$. An example for interstitial hydride is $MgH_2$.
$C$. Sodium hexametaphosphate is used in the removal of permanent hardness of water.
$D_2O$ is used more in
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View SolutionThe hardness-producing salt whose solubility in water decreases with a rise in temperature is
Easy
View SolutionWhich of the following ions will cause hardness in water?
Which process is used for the removal of hardness of water?
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