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351. Explain the following:
Butanal and butanol have almost the same solubility in water, yet, their boiling points differ widely.

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352. Describe the following:
Protonation

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353. Describe the following:
Fehling’s reagent

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354. Describe the following:
Tollen’s reagent

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Acetylation: Acetylation is the replacement of H atom of alcohols, amines and other such compounds with acetyl groups, e.g.,

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356. Describe the following:
Trans-esterification.

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357. How will you prepare:

Acetaldehyde from ethyl alcohol

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358. How will you prepare:
Acetone from acetylene

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359. How will you prepare:
Acetoxime from acetaldehyde.

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360. How will you prepare:

Butanol from propanal ?

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