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A compound X which is prepared from gyps...

A compound X which is prepared from gypsum has the property of hardening when mixed with a proper quantity fo water.
(a) Identify the compound X
(b) Write the chemical equation for its preparation
(c) For what purpose is it used in hospitals?

Text Solution

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(a). Plaster of paris
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LAKHMIR SINGH & MANJIT KAUR-ACID, BASES AND SALTS-Exercise
  1. Consider the following substances: NaCl,Ca(OH)(2),NaHCO(3),NH(3),Na(...

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  2. Give one example each of a salt which gives an aqueous solution having...

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  3. A compound X which is prepared from gypsum has the property of hardeni...

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  4. Consider the following salts: Na(2)CO(3),NaCl,NH(4)Cl,CH(3)COONa,K(2...

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  5. A white powdery substance having strong smell of chlorine is used for ...

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  6. A salt X when dissolved in distilled water gives a clear soltuion whic...

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  7. A person found that the cake prepared by him is hard and small in size...

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  8. A white chemical compound becomes hard on mixing with proper quantity ...

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  9. When chlorine and sodium hydroxide being produced during the electroly...

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  10. Write the name and formula of one salt each which contains. (a) Two ...

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  11. How many molecules of water of crystallisation (per formula unit) are ...

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  12. You have been provided with three test tubes. One of them contains dis...

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

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  14. Which gas is usually liberated when an acid reacts with a metal? Illus...

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  15. Metal compound A reacts with dilute hydrochloric acid to produce effer...

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

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

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  18. Why does dry HCl gas not change the colour of the dry litmus paper?

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

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  20. How is the concentration of hydronium ions (H(3)O^(+)) affected when a...

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