575859606162
La Ce
Pr
Nd
Pm
Sm
镧
5d 16s 2
铈
4f 15d 16s 2
镨
4f 36s 2
钕
4f 46s 2
钷
4f 56s 2
钐
4f 66s 2
138.91
140.1
140.9
144.2
145
150.4
89
9091929394
Ac Th
Pa
U
Np
Pu
锕
6d 17s 2
钍
6d 27s 2
镤5f 26d 17s 2
铀5f 36d 17s 2
镎
5f 46d 17s 2
钚
5f 67s 2
227
232.9
231.04238.02
237
244
镧系锕系
5
6
金属稀有气体B
C
非金属
过渡元素
硼
2s 22p 1
碳
2s 22p 2
10.8112.01
13
14
Al
Si
铝
3s 23p 1
硅
3s 23p 2
26.9828.09
26
27
28
29
30
31
32
Fe Co
Ni
Cu
Zn
Ga
Ge
铁
3d 64s 2
钴
3d 74s 2
镍
3d 84s 2
铜
3d 104s 1
锌
3d 104s 2
镓
4s 24p 1
锗
4s 24p 2
55.845258.933258.693463.546365.38269.7272.61
44
45
46
47
48
49
50
Ru Rh
Pd
Ag
Cd
In
Sn
钌
4d 75s 1
铑
4d 85s 1
钯
4d 10
银
4d 105s 1
镉
4d 105s 2
铟
5s 25p 1
锡
5s 25p 2
101.072102.9055106.421107.8682112.4118114.8118.7
76
77
78
79
80
81
82
Os Ir
Pt
Au
Hg
Ti
Pb
锇
5d 66s 2
铱
5d 76s 1
铂
5d 96s 1
金
5d 106s 1
汞
5d 106s 2
铊
6s 26p 1
铅
6s 26p 2
190.2192.2195.1197.1200.6204.4207.2
108
109
110
111
112
113
114
Hs
Mt
Ds
Rg
Uub
Uut
Uuq
270
276
281
180
285
284
289
14素周期表
13ⅢA
ⅣA
ⅡB Ⅷ
8
910
11ⅠB
12
63646566676869
Bu Gd Tb Dy Ho Er Tm
铕4f76s2钆4f75d16s2铽4f96s2镝4f106s2钬4f116s2铒4f126s2铥4f136s2 151.9157.3159.1162.5164.9167.3168.9 9596979899100101 Am Cm Bk Cf Es Fm Md
镅5f77s2锔5f76d17s2锫5f97s2锎5f107s2锿5f117s2镄5f127s2钔5f137s2****﹡*﹡243247247251252257258
18
2
He
氦 1s 2
4.003
K 2
7
8
9
10
N O
F
Ne
氮
2s 22p 3
氧
2s 22p 4
氟
2s 22p 5
氖
2s 22p 6
L 814.0116.0119.0120.18
K 215
16
17
18
P S
Cl
Ar
M
8磷
3s 23p 3
硫
3s 23p 4
氯
3s 23p 5
氩
3s 23p 6
L 830.9732.0735.4539.95
K
2
33
34
34
36
As Se
Br
Kr
砷
4s 24p 3
硒
4s 24p 4
溴
4s 24p 5
氪
4s 24p 6
74.9278.9679.9183.81
51
52
53
54
Sb Te
I
Xe
锑
5s 25p 3
碲
5s 25p 4
碘
5s 25p 5
氙
5s 25p 6
121.8127.6126.9131.3
83
84
85
86
Bi Po
At
Rn
铋
6s 26p 3
钋
6s 26p 4
砹
6s 26p 5
氡
6s 26p 6
208.9
209
210
222
115
116118
Uup
Uuh
Uuo
288
293
294
ⅦA 151617
ⅤA
ⅥA
电子层
族电子层
N M L K 8
8218O N M L K
882
181818P O N M L K
882
183218O P O N M L K
882
18
323218
7071
Yb Lu
镱镥4f145d16s2 173.1175.1 102103
No Lr
锘5f147s2铹5f146d17s2﹡*259262