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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$ \text { a } \mathrm{Cl}_2(\mathrm{~g})+\mathrm{b} \mathrm{OH}^{-}(\mathrm{aq}) \rightarrow \mathrm{c} \mathrm{ClO}^{-}(\mathrm{aq})+\mathrm{d} \mathrm{Cl}^{-}(\mathrm{aq}) +\mathrm{e} \mathrm{H}_2 \mathrm{O}(l)$
The values of $a, \ b,\ c$ and $d$ in a balanced redox reaction are respectively :