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Answer the questions below, relating your answer only to salts in the following list:Sodium chloride, anhydrous calcium chloride, copper sulphate – 5 - water. (i) What name is given to the water in the compound copper sulphate – 5 – water(ii) If copper sulphate – 5 – water is heated, the water is driven off leaving anhydrous copper sulphate (1) What is the color of anhydrous copper sulphate?(2) By what means, other than heating, could you dehydrate copper sulphate – 5 – water and obtain anhydrous coppers sulphate?(iii) Which one of the salts in the given lists is deliquescent? |
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Answer» (a) (i) Water of crystallization. (ii) (1) Dirty white color (2) Add a few drops of conc, sulphuric acid to blue colored crystals of copper (II) sulphate. anhydrous copper (II) sulphate will be left after some time. (iii) Anhydrous calcium chloride. |
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