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Alcohols, Phenols and Ethers

Short Answer Type

41.

Write the structure for each of the following alcohols and label at 1°, 2° or 3°.
(i) 3-Chloro butanol.
(ii) 3, 3-dimethyl cyclopentanol.
(iii) 3-chloro-2-methyl-1-butanol.

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42. Write the structure of compound A in the following reactions:
$left parenthesis CH subscript 3 right parenthesis subscript 2 CHCH subscript 2 CHO space rightwards arrow with LiAlH subscript 4 on top space straight A$

A is 3-methyl butanol (CH₃)₂CHCH₂CH₂OH.

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43. Write the structure of compound A and B in the following reactions:

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44.

Why are alcohols soluble in water?

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45. Why phenol is stronger acid than ethanol?

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46. The boiling points of phenols are higher than the corresponding arenes and haloarenes. Give reason.

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47.

Phenols are sparingly soluble in water. Why?

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48.

What happens when 3-methyl butanone is reduced with sodium tetrahydrido borate(III)?

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49. Give the product of the following reaction:

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50. How will you convert propene into propan-1-ol?

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