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Intermolecular hydrogen bonding increase...

Intermolecular hydrogen bonding increases the enthalpy of a liquid due to the :

A

decrease in the attraction between molecules

B

increase in the attraction between molecules

C

decrease in the molar mass of unassociated liquid molecules

D

increase in the effective molar mass of hydrogen-bonded molecules

Text Solution

Verified by Experts

The correct Answer is:
B
As attractive forces `uarr`, enthalpy of a liquid `uarr`.
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GRB PUBLICATION-CHEMICAL BONDING-I-G.Hydrogen Bonding
  1. Which of the following is most volatile compound?

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  2. Which of the following exhibits H-bonding ?

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  3. Intermolecular hydrogen bonding increases the enthalpy of a liquid due...

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  4. Which of the following compounds would have significant intermolecular...

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  5. Which one of the following does not have intermolecular H-bonding ?

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  6. The order of strength of hydrogen bond is :

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  7. The hydrogen bond is strongest in :

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  8. Which of the following can form intermolecular H-bonding between its m...

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  9. The most volatile compound is :

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  10. Select compound having maximum solubility in water.

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  11. The correct order of boiling point of the given compounds is :

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  12. Acetylene does not form hydrogen bond because :

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  13. Ice made form heavy water is put in container A having normal water an...

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  14. Compound 'X' is used in bordeaux mixture. It has electrovalent, coval...

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  15. Which species can form intermolecular hydrogen bonds with other molecu...

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  16. Which of the following is not correct representation of H-bond?

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  17. Which compound has the lowest normal boiling point?

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  18. Which of these pure substances has the highest normal boiling point?

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  19. Which substance has the loweset boiling point?

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  20. On the basic intermolecular force predict the correct order of decre...

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