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Arrange the following in the decreasing ...

Arrange the following in the decreasing order of their boiling points `HF, HCl, HBr`

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Thermal stability decreases as the strength of H-X bond decreases which, in turn, decreases as the size of the halogen increases, i.e., `HF gt HCI gt HBr
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PRADEEP-P-BLOCK ELEMENTS -CONCEPTUAL QUESTION
  1. Addition of Cl(2) to KI solution gives it a brown colour but excess of...

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  2. Give chemical reaction in support of the observation that iodide ions ...

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  3. Arrange the following in the decreasing order of their boiling points ...

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  4. (i) Hydrogen fluoride is a weaker acid than hydrogen chloride in aqueo...

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  5. Complete the following reaction equation : NaClO(3) (aq) + SO(2)(g) ra...

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  6. More metal fluorides are ionic in nature than metal chlorides. Assign ...

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  7. Why HF acid is stored in wax coated glass bottle ?

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  8. Name the gas evolved when concentrated HCI is added to powdered potass...

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  9. Complete the following reaction equation : Ca(OCl)(2) + HCl.

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  10. Explain bleaching action of chlorine. Or Cl(2) acts as a bleaching a...

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  11. What happen when Cl(2) is passed through a hot concentrated solution o...

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  12. Arrange HClO, HBrO, HIO decreasing order of acidic strength.

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  13. Arrange HClO(4), HClO(3), HClO(2), HClO in order of (i) decreasing aci...

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  14. The acidic strength decreases in the order : HCl gt H(2)S gt PH(3). Ex...

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  15. Give appropriate reason for each of the following : Perchloric acid ...

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  16. How are interhalogen compounds formed? What general compositions can b...

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  17. Interhalogen compounds are more reactive than halogens. Why ?

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  18. Why does fluorine not play the role of a central atom in interhalogen ...

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  19. ClF(3) molecule has a bent T-shaped structure and not a trigonal plana...

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  20. Draw the structure of BrF(5).

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