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प्रश्न
Name the compound responsible for temporary hardness.
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उत्तर
Temporary hard water— Water, which has . bicarbonates of calcium and magnesium dissolved in it, is temporary hard water. This kind of hardness is easily removed by boiling.
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संबंधित प्रश्न
What is the effect on boiling point of water when impurity is added.
Give two examples for Efflorescent substance.
What do you observe when Washing soda is exposed to air ?
Boiling removes the ................ hardness of water.
What do you understand by
Hard water
Give balanced equation to show how temporary hardness enters into water.
Give balanced equations to show how permanent hardness in water can be removed by addition of washing soda.
State the causes of hardness in water.
A sample of water is given in a trough. State how would you prove experimentally whether the given sample is hard water or soft water.
Name the process by which temporary hardness is easily removed from the water.
