At $T(\mathrm{~K}), K_p$ value for the reaction,

$$ 2 \mathrm{AO}_2(\mathrm{~g})+\mathrm{O}_2(\mathrm{~g}) \rightleftharpoons 2 \mathrm{AO}_3(\mathrm{~g}) \text { is } 4 \times 10^{10}, $$

What is the $K_p^{\prime}$ value for

$$ 2 \mathrm{AO}_2(\mathrm{~g})+\frac{3}{2} \mathrm{O}_2 \rightleftharpoons 3 \mathrm{AO}_3(\mathrm{~g}) \text { at } T(\mathrm{~K}) $$

A sample of water contains $\mathrm{Mg}\left(\mathrm{HCO}_3\right)_2$ and $\mathrm{Ca}\left(\mathrm{HCO}_3\right)_2$ On boiling this water, these hydrogen carbonates are removed as precipitates. The precipitates are

Which of the following statements is not correct?

The order of negative standard potential values of Li, $\mathrm{Na}, \mathrm{K}$ is