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Equations:
E = h·?
c = ?·?
PalmerRydberg Equation: )(
2
2
2
1
n
1
n
1
R
1
?=
?
Energy Equation from Bohr model of H: E = (2.18 x 10
18
J) (1/n
2
)
?E = E
final
 E
initial
Constants:
Plank constant (h): 6.626 x 10
34
J·s
Speed of light (c): 3.00 x 10
8
m/s
Rydberg constant (R): R = 1.097 x 10
7
m
1
The space below is designated for scratching purpose.
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or
answers the question.
1. A green laser photon with the wavelength 532 nm has the frequency ____ Hz.
A. 5.64 x 10
14
B. 4.55 x 10
13
C. 6.73 x 10
15
D. 7.82 x 10
16
E. 3.46 x 10
12
2. Which is the smallest?
A. Mg
2+
B. Na
+
C. Al
3+
D. F

E. O
2
3. Which is isoelectronic with Mg
2+
?
A. Ar
B. S
2
C. Ca
2+
D. K
+
E. O
2
4. What is the electron configuration of argon?
A. [Ne]2s
2
2p
6
B. [Ne]3s
2
...
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