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With respect to the laboratory preparat...

With respect to the laboratory preparation of hydrochloric acid answer the following question :
Give the reaction which takes place in round bottom flask below `200^(@)C` ?

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`NaCl + H_(2)SO_(4) overset( lt 200^(@)C) to NaHSO_(4) + HCl`
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ICSE-SAMPLE QUESTION PAPER -4-SECTION - II
  1. With respect to the laboratory preparation of hydrochloric acid ans...

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  2. With respect to the laboratory preparation of hydrochloric acid ans...

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  3. With respect to the laboratory preparation of hydrochloric acid ans...

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  4. In the laboratory preparation of hydrochloric acid, HCl gas is dissolv...

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  5. With respect to the laboratory preparation of hydrochloric acid ans...

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  6. Name the method used for obtaining ammonia on a large scale .

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  7. What is the actual ratio of the reactants ?

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  8. The temperature used is 450^(@)C . Explain why ? (A) A lower tempe...

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  9. Write the reaction of sodium with water.

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  10. An element X belongs to 3rd period and group II of the periodic tabl...

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  11. An element X belongs to 3rd period and group II of the periodic tabl...

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  12. An element X belongs to 3rd period and group II of the periodic tabl...

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  13. An element X belongs to 3rd period and group II of the periodic tabl...

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  14. State modern periodic law of classification of elements.

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  15. Atomic size increases down a group of the periodic table. Explain.

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  16. Give reason why ? People suffering from acidity are advised to dr...

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  17. Give reasons why : Sodium chloride will conduct electricity only in...

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  18. Give reason why ? Anhydrous HCl is a poor conductor while aqueous ...

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  19. Give reasons for the following : (i) Methane does not undergo addit...

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  20. Write balanced equation for the following: (i) Preparation of ethane...

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