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(a) What happens when copper sulphate cr...

(a) What happens when copper sulphate crystals are heated strongly? Explain with the help of an equation.
(b) What happens when a few drops of water are added to anhydrous copper sulphate? Explain with the help of an equation.

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LAKHMIR SINGH & MANJIT KAUR-ACID, BASES AND SALTS-Exercise
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  3. (a) What happens when copper sulphate crystals are heated strongly? Ex...

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  4. (a). What is the chemical name of bleaching powder.? (b) What is the...

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  5. (a) Name a sodium compound used for softening hard water. (b) Which ...

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  6. (a). What is gypsum? What happens when gypsum is heated to 100^(@)C (3...

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  7. (a) What is baking powder? How does it make the cake soft and spongy? ...

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  8. State two uses each of the following compounds: (a) Sodium hydroxide...

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  9. (a) What is the common name of the compound CaOCl(2)? (b) Name the r...

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  10. (a). What happens when concentrated solution of sodium chloride (brine...

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  11. (a). What is bleaching powder? How is bleaching powder prepared? Write...

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  12. (a). What is plaster of paris? Write the chemical formula of plaster o...

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  13. The salt which will give an acidic solution on dissolving in water is:

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  14. One of the following salts will give an alkaline solution on dissolvin...

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  15. The salt which will give a neutral solution on dissolving in water wil...

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  16. The products of chlor-alkali process are :

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  17. The number of molecules of water of crystallisation present in washing...

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  18. The salt whose aqueous solution will turn blue litmus to red is:

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  19. The aqueous solution of one of the following salts will turn red litmu...

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  20. The salt whose aqueous solution will have no effect on either red litm...

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