Question

sequance of leaving groups in organic molecules​

Answer 1

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Answer 2

Explanation:

The leaving group ability decreases as the basicity of the nucleophile increases. Since the basicity increases in the order: Br−<Cl−<CH3COO−<HO−<H−, therefore, their leaving group ability decreases in the reverse order, i.e., Br−>Cl−>CH3COO−>HO−>H−.