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Predict the order of reactivity of the f...

Predict the order of reactivity of the following compounds in `S_N^1 and S_N^2` reactions:
`C_6H_5CH_2Br. C_6H_5CH (C_6H_5)Br`,
`C_6H_5CH. (CH_3)Br, C_6H_5C. (CH_3).(C_6H_5) Br`.

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To predict the order of reactivity of the given compounds in SN1 and SN2 reactions, we will analyze each compound based on their structure and the principles governing these reactions. ### Given Compounds: 1. **Compound 1**: C₆H₅CH₂Br (Benzyl bromide) 2. **Compound 2**: C₆H₅CH(C₆H₅)Br (Benzyl bromide with a phenyl group) 3. **Compound 3**: C₆H₅CH(CH₃)Br (Benzyl bromide with a methyl group) 4. **Compound 4**: C₆H₅C(CH₃)(C₆H₅)Br (Tertiary benzyl bromide) ...
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