4 An excited electron drops to its ground state, emitting a photon of frequency f = 1.58x1015 Hz. What is the energy of this photon. Enter the numerical value in units of eV?

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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2. u, kg
3. 1s2 2s2

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References
Group 1
Period
2 3
5 6 7 8 9
4
11
12
13
14
16
17
18
Не
4.
Li
10
Ne
Ве
3
11
12
13
14
Si
15
16
18
Ar
Na
Mg
Al
4
19
20
21
23
26
Cr Mn
27
28
29
30
Zn
31
32
34
33
Se
As
Ca
Sc
Co
Cu
35
36
Kr
Br
Fe
Ni
Ga
Ge
37
Rb
38
Sr
40
Źr
39
41
42
43
Tc
46
44
45
Rh
Pd
Ru
49
47
48
Cd
In
Ag
51
50
Sb
Sn
Nb
Мо
52
53
54
Te
I
Xe
55
56
57
La
72
Hf
73
Ta
6.
74
75
Re
76
Os
77
78
79
Cs
80
81
82
83
84
Po
85
At
86
Rn
Ва
Ir Pt AuHg 6 B
W
87
Fr
88
Ra
89
Ac
* | 104 105 | 106 107 108 109 110||111 112 113 114 115 116 117 118
Rf
7
Db
Sg
Bh
Hs
Mt
Ds
Rg | Cn | Nh
FI
Mc
Lv
Ts
Og
*
58
59
60
61
62
63
67 68
69
Tm
če|| Pr | Nd Pm Sm Eu Ğd Ťb by Ho Er
64
65
66
71
70
Yb
Lu
90
Th
91
Pa
92
93
Np
94
95
Am Cm
Pu
96
97
98
99
100 101
No
102 103
Md
Bk
Cf
Es
Fm
Lr
TABLE 31.1
Properties of Select Particles
Mass
Electric Charge
Atomic Mass
Particle
Kilograms (kg)
(C)
Units (u)
Electron
-1.60 × 10–19
9.109 382 × 10 31
5.485 799 x 10 4
Proton
-1.60 × 10-19
1.672 622 × 10-27
1.007 276
Neutron
1.674 927 x 10-27
1.008 665
Hydrogen
1.673 534 × 10-27
1.007 825
atom
15
10
2.
Transcribed Image Text:References Group 1 Period 2 3 5 6 7 8 9 4 11 12 13 14 16 17 18 Не 4. Li 10 Ne Ве 3 11 12 13 14 Si 15 16 18 Ar Na Mg Al 4 19 20 21 23 26 Cr Mn 27 28 29 30 Zn 31 32 34 33 Se As Ca Sc Co Cu 35 36 Kr Br Fe Ni Ga Ge 37 Rb 38 Sr 40 Źr 39 41 42 43 Tc 46 44 45 Rh Pd Ru 49 47 48 Cd In Ag 51 50 Sb Sn Nb Мо 52 53 54 Te I Xe 55 56 57 La 72 Hf 73 Ta 6. 74 75 Re 76 Os 77 78 79 Cs 80 81 82 83 84 Po 85 At 86 Rn Ва Ir Pt AuHg 6 B W 87 Fr 88 Ra 89 Ac * | 104 105 | 106 107 108 109 110||111 112 113 114 115 116 117 118 Rf 7 Db Sg Bh Hs Mt Ds Rg | Cn | Nh FI Mc Lv Ts Og * 58 59 60 61 62 63 67 68 69 Tm če|| Pr | Nd Pm Sm Eu Ğd Ťb by Ho Er 64 65 66 71 70 Yb Lu 90 Th 91 Pa 92 93 Np 94 95 Am Cm Pu 96 97 98 99 100 101 No 102 103 Md Bk Cf Es Fm Lr TABLE 31.1 Properties of Select Particles Mass Electric Charge Atomic Mass Particle Kilograms (kg) (C) Units (u) Electron -1.60 × 10–19 9.109 382 × 10 31 5.485 799 x 10 4 Proton -1.60 × 10-19 1.672 622 × 10-27 1.007 276 Neutron 1.674 927 x 10-27 1.008 665 Hydrogen 1.673 534 × 10-27 1.007 825 atom 15 10 2.
Which are units of mass? (Select any/all correct answers.)
m
kg
eV
3
3s-
2p –
2s -
1s-
What is the electronic configuration for atomic beryllium (Z = 4) in its ground state?
O 152252p6
1s2s 2p1
O 1s252
O 1s42s 2p13s
1s4
An excited electron drops to its ground state, emitting a photon of frequency f = 1.58×1045 Hz. What is the energy of this photon. Enter the numerical value in units of eV?
Type your answer...
Energy
Transcribed Image Text:Which are units of mass? (Select any/all correct answers.) m kg eV 3 3s- 2p – 2s - 1s- What is the electronic configuration for atomic beryllium (Z = 4) in its ground state? O 152252p6 1s2s 2p1 O 1s252 O 1s42s 2p13s 1s4 An excited electron drops to its ground state, emitting a photon of frequency f = 1.58×1045 Hz. What is the energy of this photon. Enter the numerical value in units of eV? Type your answer... Energy
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