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Haloalkanes and Haloarenes

Short Answer Type

41. What happens when a haloalkane reacts with sodium metal in dry ether?

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42.

With the help of a chemical equation show how will you convert 2-propanol to 1-bromo-propane.

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43. Which compound in each of the following pairs will react faster in S_N2 reaction with -OH?
CH₃Br or CH₃I

In the S_N2 mechanism, the reactivity of halides for same halides group increase down the group. Because increase in size increase, the halide becomes a better leaving group. Therefore, CH₃I will react faster than CH₃Br in S_N2 reactions with OH^-.

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