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C6H5COOH forms a dimer in benzene soluti...

`C_6H_5COOH` forms a dimer in benzene solution because of

A

molecular association of benzene which occurs through the intermolecular H-bond

B

the strong van der Waal's force between two molecules of `C_6H_5COOH`

C

a pair of Carboxylic acid molecules are held by two hydrogen bonds

D

none of these

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The correct Answer is:
A, C
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The freezing point of benzene decreases by 0.45^(@)C when o.2g of acetic acid is added to 20 g of benzene . If acetic acid associates to form a dimer in benzene, percentage association of acetic acid in benzene will be - ( K_(f) for benzene = 5.12. kg. mol^(-1) )

2g of benzoic acid (C_6H_5COOH) dissolved in 25 g of benzene shows a depression in freezing point equal to 1.62 K. Molal depression constant for benzene is 4.9 k kg mol^-1 . What is the percentage association of acid if it forms dimer in solution ?

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PATHFINDER-CHEMICAL BONDING AND MOLECULAR STRUCTURE-QUESTION BANK
  1. Which of the following conduct electricity in the fused state ?

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  2. Intramolecular hydrogen bonds occur in

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  3. C6H5COOH forms a dimer in benzene solution because of

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  4. Which of the following is/are correct ?

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  5. This question has statement I and Statement II. Of the four choices gi...

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  6. This question has statement I and Statement II. Of the four choices gi...

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  7. This question has statement I and Statement II. Of the four choices gi...

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  8. This question has statement I and Statement II. Of the four choices gi...

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  9. This question has statement I and Statement II. Of the four choices gi...

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  10. This question has statement I and Statement II. Of the four choices gi...

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  11. This question has statement I and Statement II. Of the four choices gi...

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  12. This question has statement I and Statement II. Of the four choices gi...

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  13. This question has statement I and Statement II. Of the four choices gi...

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  14. This question has statement I and Statement II. Of the four choices gi...

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  15. This question has statement I and Statement II. Of the four choices gi...

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  16. What happens when Cu2Cl2 reacts NaOH?

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  17. This question has statement I and Statement II. Of the four choices gi...

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  18. This question has statement I and Statement II. Of the four choices gi...

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  19. This question has statement I and Statement II. Of the four choices gi...

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  20. This question has statement I and Statement II. Of the four choices gi...

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