MCQ
Which is correct
- A$I$ $IP$ of $He$ is more than $II$ $IP$ of $Li$
- B$II\,\, IP$ of $Mg$ is more than $II\,\, IP$ of $Na$
- C$III\,\, IP$ of $Al$ is more than $III\,\, IP$ of $Mg$
- ✓None of these
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$\Delta E = - 2.0 \times {10^{ - 18}}\,J\left( {\frac{1}{{n_2^2}} - \frac{1}{{n_1^2}}} \right)$
the wavelength of the light that must be absorbed to excite hydrogen electron from level $n\, = 1$ to level $n\, = 2$ will be: $(h\, = 6.625\times10^{-34}\, J\,s,\, C\, = 3\times10^8\, m\,s^{-1})$
$\mathop {C{H_3} - \mathop C\limits^ \oplus H - C{H_3}}\limits_I $
$\mathop {C{H_3} - \mathop C\limits^ \oplus H - OC{H_3}}\limits_{II} $
$\mathop {C{H_3} - \mathop C\limits^ \oplus H - C{H_2} - OC{H_3}}\limits_{III} $
$A ( g ) \rightleftharpoons B ( g )+\frac{1}{2} C ( g )$
the relation between dissociation constant ( $K$ ), degree of dissociation $(\alpha)$ and equilibrium pressure $(p)$ is given by?