Periodic Table of the Elements
1 | 18 | Period ↓ | ||||||||||||||||
1 |
2 | 13 | 14 | 15 | 16 | 17 | 2 |
1 | ||||||||||
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
2 | ||||||||||
11 |
12 |
3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
14 |
15 |
16 |
17 |
18 |
3 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
26 |
27 |
28 |
29 |
30 |
31 |
32 |
33 |
34 |
35 |
36 |
4 |
37 |
38 |
39 |
40 |
41 |
42 |
43 |
44 |
45 |
46 |
47 |
48 |
49 |
50 |
51 |
52 |
53 |
54 |
5 |
55 |
56 |
57 |
72 |
73 |
74 |
75 |
76 |
77 |
78 |
79 |
80 |
81 |
82 |
83 |
84 |
85 |
86 |
6 |
87 |
88 |
89 |
104 |
105 |
106 |
107 |
108 |
109 |
110 |
111 |
112 |
113 |
114 |
115 |
116 |
118 |
7 | |
Alkali Metal | Alka- line Earth Metal | Halo- gens | Noble Gas | |||||||||||||||
Lanth- anide Series | 58 |
59 |
60 |
61 |
62 |
63 |
64 |
65 |
66 |
67 |
68 |
69 |
70 |
71 |
6 | |||
Actin- ide Series | 90 |
91 |
92 |
93 |
94 |
95 |
96 |
97 |
98 |
99 |
100 |
101 |
102 |
103 |
7 |
Color Key
Classification | Radioactivity | ||||
---|---|---|---|---|---|
Alkali Metals | Long-lived radioactive isotope but no stable isotopes | ||||
Alkaline Earth Metals | No stable isotopes | ||||
Transition Metals | Longest known half-life is under 24 hours | ||||
Rare Earth Elements | |||||
Other Metals | |||||
Metalloids | |||||
Non-metals | |||||
Halogens | |||||
Noble Gases | |||||
Liquid at room temperature |
Related Articles
- Goldschmidt classification -- Identification of Lithophiles, Siderophiles, Chalcophiles, and Atmophiles