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Nitric acid cannot be concentrated beyon...

Nitric acid cannot be concentrated beyond 68% by the distillation of a dilute solution of `HNO_3`. State 'the reason.

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Why nitric acid cannot be concentrated by boiling ?

Dilute HNO_3 cannot be concentrated beyond 68 % by boiling because.

State why nitric acid (i) stains the skin (ii) cannot be concentrated beyond 68% by boilling.

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Sulfuric acid having concentration greater than 98.5% H_2SO_4 cannot be obtained by distillation of an aqueous solution of H_2SO_4 . Why?

Can you concentrate nitric acid beyond 68% by boiling, if not then how is it concentrated ?

Concentrated nitric acid used in the laboratory work is 68% nitric acid by mass in aqueous solution. What should be the molarity of such a sample of the acid if the density of solution is 1.504 g mL^(-1) ?

In the preparation of nitric acid from KNO_3 , concentrated hydrochloric acid is not used in place of concentrated sulphuric acid. Give reason.

Assertion: In laboratory, a solution of a desired concentration is prepared by diluting a stock solution. Reason : Stock solution is the solution of higher concentration.

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ICSE-STUDY OF COMPOUNDS OF NITROGEN - NITRIC ACID-ADDITIONAL QUESTIONS FOR PRACTICE
  1. How is nitric acid prepared in laboratory?

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  2. Why should the temperature of the reaction mixture of nitric acid not ...

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  3. Draw a flow chart diagram for the manufacture of nitric acid by Ostwal...

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  4. Briefly describe the manufacture of nitric acid by Ostwald's Process. ...

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  5. State two tests for dilute nitric acid.

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  6. State four industrial uses of nitric acid.

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  7. Write fully balanced equation for the reaction of dilute nitric acid w...

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  8. Write fully balanced equation for the reaction of dilute nitric acid w...

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  9. Write fully balanced equation for the reaction of dilute nitric acid w...

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  10. Write fully balanced equation for the reaction of dilute nitric acid w...

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  11. Nitric acid cannot be concentrated beyond 68% by the distillation of a...

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  12. Conc. nitric acid prepared in laboratory is yellow colour. Why? How is...

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  13. Give the chemical name and formula of the substance formed as a brown ...

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  14. Explain with the help of a balanced equation, the brown ring test for ...

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  15. Why is freshly prepared ferrous sulphate solution used for testing the...

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  16. Name the oxide of nitrogen which turns brown on exposure to air. How i...

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  17. What is aqua regia ?

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  18. Under what conditions do the atmospheric nitrogen and oxygen react?

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  19. Write a balanced equation for the following: Preparation of nitric aci...

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  20. What is passive iron ?

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