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2170 Chem (2)
Basic quantum mechanics
1. Explain why the wave equation for Li cannot be solved exactly.
2. Write a set of four quantum numbers for the “ last ” electron in each of the following: (a) Ti; (b) S;
(c) Sr; (d) Ga; (e) Sn.
3. Write complete electron configurations for the following: (a) Si; (b) K+ ; (c) S24. Determine the spectroscopic ground states for the following: (a) P; (b) Ga ; (c) Fe; (d) F- ; (e) Co2+.
5. The spectroscopic ground state for a certain first row transition metal is 6S 5/2 . (a) Which metal is it?
(b) What would be the ground state spectroscopic state of the + 2 ion of the metal described in (a)?
(c) What would be the spectroscopic ground state for the + 3 ion of the metal described in (a)?
6. What are all the types of atomic orbitals possible for n = 5? How many electrons can be held in
orbitals which have n = 5?
7. Write the Slater wave function for an electron in a nitrogen atom (N)
GOOD LUCK
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