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Name the elements of group 15. What is t...

Name the elements of group 15. What is their valence shell electronic configuration ?

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PRADEEP-P-BLOCK ELEMENTS -SHORT ANSWER QUESTIONS
  1. PCl(5) reacts with finely divided silver on heating and a white silver...

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  2. Phosphorus forms a number of oxoacids. Out of these oxoacids, phosphin...

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  3. Name the elements of group 15. What is their valence shell electronic ...

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  4. List the various oxidation states of nitrogen and give example of a co...

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  5. Write the shapes of the hydrides of group 15 elements. Arrange them in...

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  6. Account for the following observations : (i) NH(3) has higher boilin...

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  7. Anomalous behaviour of nitrogen is due to.

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  8. Complete the following reactions : (a) (NH(4))(2)Cr(2)O(7) overset("...

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  9. Draw labelled diagram of Haber process for the manufacture of ammonia....

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  10. (a) What happens when : (i) Ammonia gas is reacted with red hot copp...

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  11. Draw the resonance structures of the following : (i) N(2)O (ii) NO (...

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  12. Explain Ostwald process for manufacture of nitric acid.

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  13. (a) Draw the structure of nitric acid and write its uses. (b) Draw t...

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  14. What happens when (i) zinc and (ii) Copper react with (a) conc. HNO(3)...

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  15. Complete the following reactions : (i) Cu + HNO(3) ("dilute") rarr ...

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  16. (a) Write balanced chemical equation for reaction between gold and aqu...

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  17. Nitrous acid acts as an oxidising as well as a reducing agent while ni...

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  18. Write main differences between the properties of white phospghorus and...

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  19. How is phosphine prepared in the laboratory ? Write its balanced equat...

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  20. Complete the following chemical equations : (a) Ca(3)P(2)(s) + H(2)O...

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