MCQ
To Convert cyclononatetraene in aromatic ion the process needed is
- AAddition of one more $\pi $ bond
- BAddition of two more $\pi $ bond
- ✓Loss of $H^+$ from $sp^3$ hybridised carbon
- DLoss of $H^+$ from $sp^2$ hybridised carbon
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$(I) \,C{H_3}CH = C{H_2} + HBr\xrightarrow{{peroxide}}$
$(II)\, C{H_3}CH = C{H_2} + HBr\xrightarrow{{CC{l_4}}}$
$(III)\, C{H_3}C{H_2}C{H_3} + B{r_2}\xrightarrow{{hv}}$
$(IV)\,C{H_3}CH = C{H_2} + B{r_2}\xrightarrow{{CC{l_4}}}$
