MCQ
Set of orbital filled just after the filling of electron in atom $z = 56$ is
- A$\boxed{6p}\,\,\boxed{7s}\,\,\boxed{5f}$
- B$\boxed{5d}\,\,\boxed{6p}\,\,\boxed{7s}$
- C$\boxed{6s}\,\,\boxed{4f}\,\,\boxed{5d}$
- ✓$\boxed{4f}\,\,\boxed{5d}\,\,\boxed{6p}$


