An ALkaline earth atom has 2 valance electrons. Both can be spin up and spin down.
a) Write the singlet states.
b) Discuss what happens when a beam goes through a stern Gerlach machine when the atom starts in the singlet state.
c) Wirite the triplet states.
d) Discuss what happens when a beam goes through a stern Gelach machine when one of the atom starts in one of the triplet states.