Which of the following reagents,when heated with ethyl chloride,forms ethylene?
- AAqueous $KOH$
- B$Zn / HCl$
- CAlcoholic $KOH$
- D$HI$
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View SolutionArrange the following halides in decreasing order of $S_N1$ reactivity:
$(I)$ $CH_3CH_2CH_2Cl$
$(II)$ $CH_2=CHCHClCH_3$
$(III)$ $CH_3CH_2CHClCH_3$
$(I)$ $CH_3CH_2CH_2Cl$
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$(III)$ $CH_3CH_2CHClCH_3$
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View SolutionRank the following groups in order of decreasing leaving group ability:
$(i)$ $-OSO_2C_6H_4CH_3$ (tosylate)
(ii) $-OCOCH_3$ (acetate)
(iii) $-OCH_3$ (methoxide)
(iv) $-OSO_2CF_3$ (triflate)
$(i)$ $-OSO_2C_6H_4CH_3$ (tosylate)
(ii) $-OCOCH_3$ (acetate)
(iii) $-OCH_3$ (methoxide)
(iv) $-OSO_2CF_3$ (triflate)
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