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Concentrated nitric acid turns yellow in...

Concentrated nitric acid turns yellow in sunlight. Why?

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Hint : Formation of `NO_(2)`
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AAKASH SERIES-GROUP 15 ELEMENTS-EXERCISE - 1.2
  1. NH(3) and NF(3) are both pyramidal. What observations are made on the ...

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  2. The correct order of bond angles is NO(2)^(+) gt NO(2) gt NO(2)^(-) . ...

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  3. Copper metal gives different products on reaction with nitric acid. Il...

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  4. Discuss the structure and basicity of orthophosphorus acid.

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  5. Draw the structures of -ous acids of phosphorus and discuss their redu...

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  6. What hapens when the following are heated? (a) orthophosphoric acid ...

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  7. Nitrogen behaves abnormally from the other elements of the same group....

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  8. Trimethylamine is a stronger base than trisilylamine. Justify.

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  9. What is the ratio of product gases, nitric oxide and nitrogen dioxide ...

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  10. Concentrated nitric acid turns yellow in sunlight. Why?

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  11. How the products of oxidation of metals with nitric acid depend?

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  12. How is ammonia prepared from lime and coke?

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  13. Write on the conditions of Haber's ammonia synthesis.

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  14. Ammonia is used as refrigerant. Why?

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  15. Though N-F in NF(3) is a polar bond, the experimental bond length is g...

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  16. A waxy crystalline solid (X) with a garlic odour is obtained by burnin...

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  17. Compound 'A' is an unstable pale blue solution of an acidic oxide. 'A'...

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  18. Nitrous acid is considered as a factomaric mixture of two forms. Write...

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  19. NH(3)+O(2)rarrX+H(2)O, X+O(2)rarrY,Y+H(2)Orarr Z+X and Z+Zn rarr Zn(NO...

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  20. A colourless inorganic salt (X) decomposes at 300^(@)C to give product...

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