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81. Convert-propanol into 1-bromo propane.

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82.

What is the decreasing order of reactivity of hydrogen halides in the conversion of ROH into RX?

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83.

Convert methyl bromide into ethyl alcohol.

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84.

How will you prepare propan-2-ol from bromomethane?

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85. Arrange the following alcohols in decreasing order of reactivity towards HBr.

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86.

Convert in ethanol into n-butane.

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87.

Write the name and sturcture of the product formed when propene dissolves in cold conc. H₂SO₄.

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88.

Arrange the following in order of decreasing ease of dihydration:

(CH₃)₃COH, (CH₃)₂CHOH, CH₃CH₂OH

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89.

Convert t-butyl alcohol into isobutyl bromide.

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When propan-2-ol is treated with conc. sulphuric acid propene is formed further reaction with Diborane in presence of water propan-1-ol is obtained

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