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Chemical Properties Of Acids And Bases...

Chemical Properties Of Acids And Bases

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(i) Dilute acids like HCl and `H_(2)SO_(4)` evolve `H_(2)` gas on reacting metals like Zn, Mg and Ca etc, but dilute bases donot evolve hydrogen gas.
(ii) Acids react with oxides of metals while bases react with oxides of non-metals.
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DINESH PUBLICATION-ACIDS, BASES AND SALTS -SHORT ANSWER QUESTIONS
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  2. A substance X which is used as an antacid reacts with dilute hydrochlo...

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  3. Chemical Properties Of Acids And Bases

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  4. In a gas jar containing hydrogen chloride gas, a dry blur litmus paper...

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  5. Explain why sodium hydroxide solution cannot be kept in aluminium cona...

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  6. State what does pH of a solution signify. Three solutions A, B and C h...

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  7. A ehite chemical compound becomes hard on mixing proper quantity of wa...

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  8. (a) Define pH scale. Draw a figure showing variation of pH which chang...

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  9. What is the action of litums on (i) dry ammonia gas (ii) solution of a...

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  10. State the observations you would make on adding sodium hydroxide to aq...

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

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  12. 2 mL of sodium hydroxide solution is added to a few pieces of granulat...

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

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

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

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

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

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

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

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

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