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Differentiate between temporary and permanent hardness.
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written 7.8 years ago by
teamques10
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| Temporary Hardness | Permanent Hardness |
|---|---|
| Temporary hardness is caused by the presence of dissolved bicarbonates of calcium, magnesium, and other heavy metals and the bicarbonates of iron.,The salts responsible for temporary hardness are Ca(HCO3)2 , Mg(HCO3)2 | It is due to presence of dissolved chlorides and sulphates of calcium, magnesium, iron and other heavy metals. |
| Temporary hardness can be largely removed by boiling when bicarbonates are decomposed yielding insoluble carbonates on hydroids. | Permanent hardness cannot be removed by boiling. |
| Temporary hardness is called as carbonate or alkaline hardness | It is also known as non-carbonate or non-alkaline hardness |
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