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Metal compound A reacts with dilute hydr...

Metal compound A reacts with dilute hydrochloric acid to produce effervescence. The gas evolved extinguishes a burning candle. Write a balanced chemical equation for the reaction if one of the compounds formed is calcium chloride.

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`CaCO_(3) + 2HCl (aq) rarr CaCl_(2)(aq) + H_(2)O(l) + CO_(2)(g)`
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ZEN PUBLICATION-ACIDS, BASES, AND SALTS-ZEN ADDITOINAL QUESTIONS SECTIONS (Long Answer Type Questions)
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  2. Name the substance that is produced from baking soda and is used in th...

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  3. Write the chemical formula of washing soda. How is it obtained from ba...

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  4. What happens when sodium metal is dropped in water?

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  5. Plaster of Paris should be stored in a moisture-proof container. Expla...

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

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  7. Why does an aqueous solution of an acid conduct electricity ?

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  8. You have four solutions A, B, C and D. The pH of solution A is 6, B is...

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  9. Name the chemical which is injected into the skin of a person : (a) ...

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  10. How can three resistors of resistances 2Omega,3Omegaand6Omega be conne...

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  11. How can the change in pH in the river water affect the living organism...

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  13. Equal lengths of magnesium ribbons are taken in test tubes A and B. Hy...

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  14. State the chemical properties on which the following uses of baking so...

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  15. How washing soda is obtained from baking soda ? Write the balanced che...

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  16. The pH value of soil 'A' is 7.5 while that of soil 'B' is 4.5. which o...

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  17. Name the chemical which is injected into the skin of a person : (a) ...

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  18. How can the change in pH in the river water affect the living organism...

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  19. Baking powder I used for baking. If your mother uses baking soda inste...

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  20. A metal carbonate X on reacting with an acid gives a gas which when pa...

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  21. A dry pellet of a common base B, when kept in open absrobs moisture an...

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