- A$2$
- ✓$10$
- C$6$
- D$14$
There are $5$ sub-levels in a $d$ orbital, each one can have a maximum $2$ electrons.
Hence, $5$ sub-levels can have a maximum of $10$ electrons.
Thus, $s, p, d$ and $f$ orbitals can accommodate a maximum of $2,6,10$ an $14$ electrons.
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Statement $I :$ In 'Lassaigne's Test, when both nitrogen and sulphur are present in an organic compound, sodium thiocyanate is formed.
Statement $II :$ If both nitrogen and sulphur are present in an organic compound, then the excess of sodium used in sodium fusion will decompose the sodium thiocyanate formed to give $NaCN$ and $Na _{2} S$.
In the light of the above statements, choose the most appropriate answer from the options given below...
Statement $I$: Fluorine has most negative electron gain enthalpy in its group.
Statement $II$: Oxygen has least negative electron gain enthalpy in its group.
In the light of the above statements, choose the most appropriate from the options given below.

