MCQ
Which is the correct reactivity order for $E_2$ reaction with alcoholic $KOH$ ?


- ✓$i > ii > iii$
- B$ii > iii > i$
- C$i > iii > ii$
- D$iii > i > ii$

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$I . C H_{3}^{+}$ $II.$ $H_{3} O ^{+}$ $III.$ $N H_{3}$ $I V\,\, C H_{3}^{-}$
$(R = 8.314 \,J/mol\,K)\,(\ln 7.5 =2.01)$
