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What is the action of conc. HNO(3) , on ...

What is the action of conc. `HNO_(3)` , on copper? Give equation.

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ARIHANT PUBLICATION-ELEMENTS : NITROGEN FAMILY-ODISHA BUREAU.S TEXTBOOK SOLUTIONS ( Short Answer Type I Questions ) ( C )
  1. What happens when ammonia gas is passed through copper sulphate soluti...

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  2. How ammonia is prepared in the laboratory?

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  3. What is the action of conc. HNO(3) , on copper? Give equation.

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  4. Why ammonia is not dried by conc. H(2)SO(4) ?

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  5. Why ammonia gas is not collected by the displacement of water?

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  6. What happens when ammonium chloride is heated with slaked lime?

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  7. What is the best substance for drying ammonia and why?

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  8. What happens when ammonia is passed over red hot copper oxide?

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  9. State the reaction of conc. HNO(3) , with sulphur. Give equation.

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  10. In the ring test for nitrate, which complex compound is formed?

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  11. Why ammonia is not dried by conc. H(2)SO(4) ?

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  12. How ammonia gas is tested with Nessler's reagent?

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  13. What happens when very dilute nitric acid reacts with zinc?

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  14. Write the equation for the preparation of phosphine.

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  15. How does magnesium react with very dilute nitric acid?

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  16. What happens when phosphine is passed through silver nitrate solution?...

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  17. Why does NH3 form hydrogen bond but PH3 does not ?

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  18. Give the resonating structures of NO(2) and N(2)O(5) .

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  19. Explain why NH(3), is basic, while BiH(3) , is only feebly basic?

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  20. Why does Nitrogen exist as N2 white phosphorus as P4 ?

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