Physical Chemistry I: Fall 2011
Mid-Term Exam
1. Two singly degenerate states differ in energy by 1.5 x 10-20 J. How many times more populated is the lower state
compared to the upper state at 800K?
2. The work function for a certain metal is equal to 1.9
CHM344: Physical Chemistry I
Fall 2013
Examination II
This is a take-home, open-book examination. You may consult any written reference material you wish.
Standard physical constants need not be referenced, but any mathematical derivations, formulae, phys
Physical Chemistry I
Exam 1: Fall 2013
Name_
Circle the T if the statement is true and F if the statement is false (2 pt each).
T F
1. A linear combination (ie; A + B) of any two eigenfunctions must also be an eigenfunction of a
given operator.
T F
2. The
Problem 1.
Problem 2.
slater
1s
1.23e1.6875r
2
2
STO
1s 3G 0.154329e6.362421r 0.535328e1.158923r 0.444635e0.313650 r
2
1.4
1.2
1
Slater
0.8
STO-3G
0.6
0.4
0.2
0
0
1
2
3
4
The Slater has a cusp at r=0 and falls off more rapidly than the STO-3G, but both h
Physical Chemistry I
Exam II (Fall 2010)
Name _
True/False (1 pt each). Please mark T for true and F for false:
_ 1. In the Born-Oppenheimer approximation, nuclei are treated as stationary while
electrons move around them.
_ 2. A molecular orbital has zer
Physical Chemistry I
Mid-Term Exam Fall 2010
Name
Indicate if the statement is True (T) or False (F) by circling the letter (1pt each):
T F
A linear combination of any two eigenfunctions will also be an eigenfunction of a given
operator.
T F
The energy le