What is the value of azimuthal quantum number for ‘g’ sub shell ?

$\begin{array}{*{20}{c}}
{\,\,\,\,\,C{H_3}{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} \,\,\,\,\,{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} O{\mkern 1mu} } \\
{\,\,\,|{\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} {\mkern 1mu} \,\,\,\,\,\,\,\,\,\,{\mkern 1mu} {\mkern 1mu} ||} \\
{C{H_3} - CH - C - OH}
\end{array}$ $+ C{H_3} - N{H_2} \to 'A'\xrightarrow[\Delta ]{}'B'\xrightarrow{\begin{subarray}{l}
{\text{LiAl}}{{\text{H}}_4} \\
{\text{(excess)}}
\end{subarray} }'C'$

The final product $‘C’$ will be

→

Amongst $BeF _{2}, BF _{3}, H _{2} O , NH _{3}, CCl _{4}$ and $HCl$, the number of molecules with non-zero net dipole moment is ...... .

→

$\begin{array}{*{20}{c}}
{C{l_3}\mathop C\limits^3 - \mathop C\limits^2 H = \mathop C\limits^1 {H_2}} \\
{(I)}
\end{array}\,\,\,\,\,\,\,\,\,\,\,\,\,\begin{array}{*{20}{c}}
{{H_3}\mathop C\limits^3 - \mathop C\limits^2 H = \mathop C\limits^1 {H_2}} \\
{(II)}
\end{array}$

In addition of $HOBr$ to $(I)$ and $(II)$

→

$4\,g$ $NH_4NO_3$ were dissolved in $196\, g$ water at constant pressure in calorimeter with heat capacity $160\,J\,K^{-1}$. The temperature fell by $1.3\, K$. Specific heat of solution is $4.2\, J\,K^{-1}\,g^{-1}$. Enthalpy of solution of $NH_4NO_3$ is.......$ kJ\, mol^{-1}$

→

For diatomic molecules, the correct statement($s$) about the molecular orbitals formed by the overlap to two $2 p_z$ orbitals is(are)

$(A)$ $\sigma$ orbital has a total of two nodal planes.

$(B)$ $\sigma^*$ orbital has one node in the $x z$-plane containing the molecular axis.