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How is ammonia prepared in the lab?...

How is ammonia prepared in the lab?

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Ammonia is prepared in the laboratory by heating an ammonium salt with a base.
`2NH_(4)^(+)+OH^(-)rarr 2NH_(3)+H_(2)O`
`2NH_(4)Cl+CaO rarr CaCl_(2)+2NH_(3)+H_(2)O`.
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SURA PUBLICATION-P-BLOCK ELEMENTS - II-ADDITIONAL QUESTIONS AND ANSWERS (VERY SHORT ANSWER )
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  2. Give two uses of nitrogen.

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  3. How is ammonia prepared in the lab?

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  4. Give two uses of nitric acid.

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  5. What is phosphoresence ?

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  6. What is the reaction of Phosphorous with alkali ?

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  10. (i) Give correct order of boiling point of hydride of group 17. (ii)...

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  11. How would you account for the following ? The electron gain enthalpy...

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  13. Why does ozone act as a powerful oxidising agent ?

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  14. How is SO(2) an air pollutant ?

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  16. Give the reason for bleaching action of Cl(2).

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