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Which has highest pka value?...

Which has highest `pk_a` value?

A

Phenol

B

Ethanol

C

o-Nitrophenol

D

o-Cresol

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MODERN PUBLICATION-ALCOHOLS, PHENOLS AND ETHERS-EXERCISE
  1. Ethers on hydrolysis give

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  2. Which of the following has highest boiling point?

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  3. Which has highest pka value?

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  4. With the help of valance bond theory explain the hydridisation of [Co...

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  5. How is anisole prepared ? How does it react with Br2 in CS2 ?

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  6. How is anisole prepared ? How does it react with HNO3 in the presence ...

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  7. How is anisole prepared ? How does it react with HI at 393-403 K?

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  8. Phenyl methyl ether reacts with HI to give phenol and methyl iodide an...

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  9. Dimethyl ether is completely soluble in water but diethyl ether is sol...

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  10. C-O-C bond angle in ethers is higher than H-O-H bond angle in water th...

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  11. Explain the fact that in aryl ethers (i) the alkoxy group activates ...

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  12. Explain the fact that in aryl ethers (i) the alkoxy group activates ...

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  13. Why is phenol acidic than ethanol? .

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  14. How would you account for the following : The boiling points of ethers...

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  15. Name the reagent used in the following reaction : oxidation of primary...

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  16. Name the reagents used in the following reaction: Butan-2-one to butan...

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  17. How will you convert : Phenol to 2, 4, 6-tribromophenol ?

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  18. Complete the following reaction equation:

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  19. Explain the mechanism of the following reaction : Acid catalysed dehyd...

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  20. Illustrate the following reaction giving a chemical equation : Kolbe's...

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