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(a) Why are some salts called hydrated s...

(a) Why are some salts called hydrated salts ?
(b) Give two examples of white coloured hydrated slts alongwith their chemical formula.

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DINESH PUBLICATION-ACIDS, BASES AND SALTS -SHORT ANSWER QUESTIONS
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  4. State the observations you would make on adding sodium hydroxide to aq...

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  5. (a) Name one natural source of each of the following acids. (i) Citr...

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  6. 2 mL of sodium hydroxide solution is added to a few pieces of granulat...

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  7. (a) Identify the compound of calcium which is used for plastering frac...

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  8. Why do HCl, HNO(3), etc., show acidic characters in aqueous solutions ...

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  9. (a) Why are some salts called hydrated salts ? (b) Give two examples...

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  10. What is an olfactory indicator? Name two olfactory indicators. What is...

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  11. Answer the following : (a) Why is Plaster of Paris written as CaSO(4...

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  12. (a) Write the name given to bases that are highly soluble in water. Gi...

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  13. A substance X which is used as an antacid reacts with dilute hydrochlo...

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  14. (a) The blue colour of crystals of a substance changed on heating in a...

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  15. While diluting an acid, why is it recommended that the acid should be ...

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  16. What happens when an acid reacts with a metal hydrogencarbonate? Write...

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  17. Why should curd and sour substances not be kept in brass and copper ve...

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  18. If some one is suffereing from acidity in stomach, which of the follow...

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  19. (a) What are the common names of . (a) CaOCl(2), and (b) Na(2)CO(3).10...

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  20. How is chloride of lime chemically different from calcium chloride " W...

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