- Ain nucleus
- Bin ground energy state
- Cin first excited state
- ✓at infinite distance from the nucleus
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$[Figure]$ $\xrightarrow{{B{r_2}/hv}}$
Statement $I$ : Boron is extremely hard indicating its high lattice energy
Statement $II$ : Boron has highest melting and boiling point compared to its other group members.
In the light of the above statements, choose the most appropriate answer from the options given below
$\begin{gathered}
{\left[ {Al{{\left( {{H_2}O} \right)}_6}} \right]^{ + 3}} + HCO_3^ - \rightleftarrows {\left[ {Al{{\left( {{H_2}O} \right)}_5}OH} \right]^{ + 2}} + {H_2}C{O_3} \hfill \\
\,\,\,\,\,\,\,\,\,\,\,\,(A)\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,(B)\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,(C)\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,(D) \hfill \\
\end{gathered} $
species behaving as bronsted -lowry acid are