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Alcohols, Phenols and Ethers

Short Answer Type

381.

Write the IUPAC names of the following:

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382. Why is that phenol is acidic and hexanol is neutral towards a solution of NaOH?

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383.

Identify A and B in each of the following sequences:

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384. How are the following conversions carried out? (Write equations with conditions)
(i) Chloro benzene to phenol,
(ii) Ethene to 1, 2-ethanedool,

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385. Phenol is a very weak acid. What substitutions in the molecule can make it stronger acid and a weaker acid and why?

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386. Explain giving reasons, why:
Phenol has a smaller dipole moment than methanol?

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387. Give the structural formulae and names of the products of the following reactions:

(i) Chloroform is heated with aniline in presence of alc. KOH.

(ii) Phenol is treated with an excess of aqueous bromine.

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388.
Write chemical equations for what happens when:

(i) 2-methyl-2-proponal vapours are passed over heated copper.

(ii) A Triglyceride is treated with sodium hydroxide solution.

i) When 2-methyl-2-proponal is treated with copper then isobutlene is formed.

ii) When Triglyceride is treated with sodium hydroxide, it forms glycerol.