Physical Chemistry Third Edition

1336 K Answers to Numerical Exercises and Odd-Numbered Numerical Problems

17.49
a. 5
b. 4
c. 0
d. 0

17.51
a. TRUE
b. FALSE
c.FALSE
d. TRUE
e.TRUE
f. FALSE
g. FALSE

Chapter 18 Problems

18.1
a. Vee 2. 307 × 10 −^18 J
Ven− 1. 846 × 10 −^17 J
b. Vee 4. 614 × 10 −^18 J
Ven− 1. 846 × 10 −^17 J

18.5
a. 〈K〉 1. 7430 × 10 −^17 J
b. 〈V〉− 3. 4859 × 10 −^17 J
c.〈E〉− 1. 7430 × 10 −^17 J

18.9
The terms are^3 F,^1 F,^3 D,^1 D,^3 P, and^1 P

18.11
Sy± 1. 633 h ̄andSz 0
Sz0 andSy 0

18.19
The terms are^4 P,^2 P, and^2 P

18.21
The terms are^2 P 1 / 2 and^2 P 3 / 2

18.25
a. The terms are^1 D,^3 P, and^1 S. The^3 P term is the
lowest in energy
b. The terms are^1 D,^3 P, and^1 S. The^3 P term is the
lowest in energy

18.27
a.^1 S
b.^3 S and^1 S
c.^5 S,^3 S,^3 S,^3 S,^1 S, and^1 S

18.29

a. 15

b. 28

c. 2

18.31

a. 5

b. 4

c. 0

d. 0

Chapter 19 Exercises

19.3

E(0) 1  1. 506 × 10 −^20 J

E

(1)

1 ^3.^268 ×^10

− (^21) J
19.5
a. Be:^1 S 0
b. B:^2 P 1 / 2
c.C:^3 P 0
d. O:^3 P 2
e.F:^2 P 3 / 2
Chapter 19 Problems
19.3
Wmin 0. 19758
h^2
ma^2
, too high by about 58%
19.5
Wmin
1
2
hν− 1. 086 × 10 −^54 J
 3. 0945 × 10 −^20 J− 2. 33 × 10 −^55 J
19.7
Wmin
h^2
6 ma^2
,33.3% too high
19.9
Wmin(0.66065)
(
ch ̄^4
m^2
) 1 / 3
19.11
Wmin− 1. 3624 × 10 −^18 J
19.15
b. Wmin 1. 67029 hν