MCQ
Choose the correct statement
- AElectronic energy is positive
- ✓${\psi ^2}$ represents the probability of finding an electron per unit volume
- C$\psi $ represents the probability of finding an electron
- Dnone of the above is correct
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$(R = 0.083\, L\, bar\, K^{-1} \,mol^{-1})$
$(a)$ $X < Y < Z$ $(b) X < Z < Y$
$(c) Y < Z < X$ $(d) Z < Y < X$
$(i)$ Magnetic quantum no. $(m_l )$ gives information about the spatial orientation of orbitals with respect to standard set of co-ordinate axis.
$(ii)$ Electron spin quantum no. is represented by '$s$' and have value' $\frac{1}{2}$ '
$(iii)$ Principal quantum no. $(n)$ determine the size of the orbitals and also to a large extent of the energy of the orbitals.