Li ion is placed in an electric field of magnitude
direction. Determine the energy shift for levels with n =1 and n = 2 in presence of this field.
To solve this, we consider Stark effect, which describes ________ _________ __________ ________ ________ ____ ________ ____ ____.
___ ____ __________ _____ _______.
_______ _________ _________ _______ ________ _______ ___ ______ __________ ________ __________ ___.
________ _______ ________ _______ ___ _________.
_________ ___ _______ _________ ______ ______ _________ _____ ___ ___ _____ __________.
__________ ________.
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Prove that the spin function symmetric with respect to the exchange of the two electrons.
Consider a wavefunction given by:
If the wavefunctions normalised, show that
is also normalised.
Determine the shift in energy caused by the ‘relativistic correction to kinetic energy’
, the spin-orbit term
, and Darwin term
for n = 2 level of He .
A Hydrogen atom is in a region of strong magnetic field. How many energy levels will be there corresponding to the unperturbed 2p level of this atom?
Determine the term symbols associated with a two electron configuration
where . Write the term symbols in order of increasing energy using Hund’s rules.
Establish the molecular Hamiltonian for C2 molecules.
Write the electronic configuration of HF, HCl, and LiF molecules, hence obtain the bond orders. Draw the schematics of the molecular orbitals and atomic orbitals for each molecule.