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प्रश्न
The property by which certain hydrated salts, when left exposed to the atmosphere, lose their water of crystallization and crumble into powder.
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उत्तर
Dehydration
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संबंधित प्रश्न
Give any two uses of common salt (sodium chloride).
How would you show that blue copper sulphate crystals contain water of crystallisation?
Why is the electrolysis of a concentrated solution of sodium chloride known as chlor-alkali process?
Write the names, formulae and colours of any two hydrated salts.
The aqueous solution of one of the following salts will turn phenolphthalein indicator pink. This salt is:
(a) KCl
(b) K2SO4
(c) K2CO3
(d) KNO3
A salt is dissolved in water and the pH of this salt solution is measured with a universal indicator paper. If the pH of solution is less than 7, the salt is most likely to be:
(a) CH3COONa
(b) Na2CO3
(c) KCl
(d) NH4Cl
Name the particles present in :
Strong electrolyte
Answer the questions below relating your answers only to salts in the following list: Sodium chloride, anhydrous calcium chloride, copper sulphate-5-water?
- What name is given to the water in the compound copper sulphate-5-water?
- If copper sulphate-5-water is heated, anhydrous coppersulphate is formed. What is its colour?
- By what means, other than healing, could you dehydrate copper sulphate-5-water and obtain anhydrous coppersulphate?
- Which one of the salts in the given list is deliquescent?
Sodium carbonate is a basic salt because it is a salt of a ____________.
The chemical name of plaster of Paris is ______.
