MCQ
In which of the following molecule/ions $BF _3, NO _2^{-}$, $NH _2^{-}$and $H _2 O$, the central atom is $s p ^{ 2 }$ hybridized
- ✓$BF 3$ and $NO _2^{-}$
- B$NO _2^{-}$and $NH _2^{-}$
- C$NH _2^{-}$and $H _2 O$
- D$NO _2^{-}$and $H _2 O$
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$(K_f $ for benzene $= 5.12 \,K\, kg\, mol^{-1})$
Sucrose $\xrightarrow[{Cleavage\,\,(Hydrolysis)}]{{Gly\cos idic\,bond}}A + B\xrightarrow[{{\text{reagent}}}]{{{\text{Seliwanoff 's}}}}?$

$CO\left( g \right) + \frac{1}{2}{O_2}\left( g \right) \rightleftharpoons C{O_2}\left( g \right)$ is