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Name the elements which are collectively...

Name the elements which are collectively known as halogens. Write the general electronic Configration of halogen atoms.

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PRADEEP-P-BLOCK ELEMENTS -SHORT ANSWER QUESTIONS
  1. Whate happens when (write chemical equations only) (i) Hot and conc....

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  2. What are uses of H(2)SO(4)

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  3. Name the elements which are collectively known as halogens. Write the ...

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  4. The colour deepens from fluorine to iodine in halogen family. Explain.

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  5. Fluorine exhibit only – 1 oxidation state whereas other halogens exhib...

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  6. Electron gain enthalpies of halogens are largely negative. Explain.

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  7. Hydrogen chloride can be prepared by heating alkali metal chloride wit...

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  8. NO(2) readily dimenise, whereas ClO(2) does not. Why ?

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  9. HF is a weaker acid than HI. Explain.

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  10. Give two examples to show the anomalous behaviour of fluorine.

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  11. How is HCl prepared in the laboratory ? Write balanced chemical equati...

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  12. How will you prepare Cl(2) gas in the laboratory ? Discuss its oxidisi...

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  13. Balanced the following equations: (a) H(2)O(2)+H^(o+)+Fe^(2+)rarr H(...

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  14. Draw structures of (i) Hypochlorous acid (ii) Chlorous acid (iii...

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  15. Write the structures of oxoacids of chlorine and discuss their relativ...

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  16. Explain why acidic strength of oxyacids of halogens decreases with inc...

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  17. Arrange the following in decreasing order of their oxidising power : C...

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  18. What are interhalogen compounds ? Why these compounds are more reacti...

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  19. Whate are interhalogen compounds ? How are they classified ? Discuss t...

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  20. Explain hybridization in AB(5) and AB(7) type of interhalogen compound...

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