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Alcohols, Phenols and Ethers

Short Answer Type

51.

Convert 2 -Chloropropane into propane - 1 - ol.

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52. What happens when ethylene is absorbed in sulphuric acid at 353 K and 30 atmospheric pressure followed by dilution?

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53.

Write the structure and IUPAC name of the major product obtained when ethyl magnesium bromide reacts with formaldehyde and the product is then hydrolysed with dilute H₂SO₄.

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54.

Compare the relative boiling points of:

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55.

Give the equation of reaction of preparation of phenol from cumene.

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56.
Compare the relative boiling point of toluene and phenol.

The molecular mass of toluene and phenol are approximately the same such as mass of toluene is 92.14g and mass of phenol is 94.112g. But the phenol has a higher boiling point than toluene because phenol have ability to form intermolecular hydrogen bonding but toluene does not form intermolecular hydrogen bonding.

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57.

You are given benzene, conc. $straight H subscript 2 SO subscript 4$ and NaOH. Write the equations for the preparation of phenol using these reagents.