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Complete the following equation. .(88)^(...

Complete the following equation. `._(88)^(226)Rararr._(88)^(226)Rn+..............`

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`_(2)^(4)He`
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SUBHASH PUBLICATION-THE 'P'-BLOCK ELEMENTS-EXERCISE
  1. Complete the following reactions. 2FeSO(4)+H(2)SO(4)+Cl(2)rarr

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  2. Complete the following reactions. Cl(2)+3F(2)rarr

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  3. Complete the equation SO(2)+Cl(2)+2H(2)Orarr?

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  4. Which halogen has highest electron affinity or electron gain enthalpy ...

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  5. Show that chlorine is a bleaching agent.

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  6. What is an aqua regia ? Give its one use.

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  7. Give the structure of ( a ) Hypochlorous acid ( b ) chlorous acid ( ...

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  8. Which is the strongest acid among the hydrogen halides? Give one reaso...

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  9. Give reason ''BrF(5) Is more reactive than Br(2)''

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  10. What is the shape of ClF(3),BrF(5),IF(7) molecules.

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  11. Interhalogen compounds are more reactive than halogens. Give reason.

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  12. Why are the elements of Group - 18 known as noble gases?

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  13. What is the commercial sources of helium?

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  14. Complete the following equation. .(88)^(226)Rararr.(88)^(226)Rn+.........

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  15. Noble gases have vary low boiling point. Why?

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  16. Give reason for chemical inertness of noble gases.

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  17. Name the noble gas which does not have general noble gas configuration...

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  18. Name the noble gas obtained as a decay product of..^(226)R

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  19. Complete the following equation.

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  20. Write the general electronic configuration of noble gases.

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