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Which one of the following orders is cor...

Which one of the following orders is correct for the bond dissociation enthalpy of halogen molecules?

A

`I_(2) gt Br_(2) gt Cl_(2) gt F_(2)`

B

`Cl_(2) gt Br_(2) gt F_(2) gt I_(2)`

C

`Br_(2) gt I_(2) gt F_(2) gt Cl_(2)`

D

`F_(2) gt Cl_(2) gt Br_(2) gt I_(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
`{:(Cl_(2) gt Br_(2) gt F_(2) gt I_(2)),(" "darr),(" due to high lp-lp repulsion"):}`
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ERRORLESS -S AND P BLOCK ELEMENTS-Ordinary thinking (Halogen family)
  1. In which of the following pairs, both the species are not isostructura...

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  2. In which of the following options the order arrangement does not agree...

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  3. Which one of the following orders is correct for the bond dissociation...

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  4. Match the compounds given in column I with the hybridisation and shape...

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  5. Which of the of the following fluoro -compouds is most likely to beahv...

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  6. Among the following ,which one is the wrong statement

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  7. Which one is the highest melting halide ?

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  8. Which of the following hydrogen halide has the highest boiling point?

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  9. Which of the following halogen does not exhibit positive oxidation sta...

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  10. Which compound is the most volatile in nature.

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  11. Which one below is a pseudohalide

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  12. The above answer is correct because the chosen halide has

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  13. Which one is the anhydride of HClO4 ?

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  14. Unlike other halogens Fluorine does not show higher oxidation states b...

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  15. The type of bonding in HCl molecule is

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  16. Metal halide which is insoluble in water is

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  17. The mixture of concentrated HCl and HNO(3) made in 3:1 ratio contains

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  18. Which two of the following are used for preparing iodised salt? (i) ...

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  19. Tincture of iodine is

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  20. Deacon's process is used in the manufacture of .

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