Elements, Symbols, Atomic
Numbers (Z), Atomic Weights, and Electronegativities
(χ)
| Element |
Symbol |
Z |
Atomic Weight |
χ |
| Aluminum |
Al |
13 |
26.9815 |
1.5 |
| Arsenic |
As |
33 |
74.9216 |
2.0 |
| Barium |
Ba |
56 |
137.33 |
0.9 |
| Beryllium |
Be |
4 |
9.0122 |
1.5 |
| Boron |
B |
5 |
10.81 |
2.0 |
| Bromine |
Br |
35 |
79.904 |
2.8 |
| Cadmium |
Cd |
48 |
112.40 |
1.7 |
| Calcium |
Ca |
20 |
40.08 |
1.0 |
| Carbon |
C |
6 |
12.011 |
2.5 |
| Cesium |
Cs |
55 |
132.9054 |
0.7 |
| Chlorine |
Cl |
17 |
35.453 |
3.0 |
| Chromium |
Cr |
24 |
51.996 |
1.6 |
| Copper |
Cu |
29 |
63.546 |
1.9 |
| Fluorine |
F |
9 |
18.9984 |
4.0 |
| Hydrogen |
H |
1 |
1.0079 |
2.1 |
| Iodine |
I |
53 |
126.904 |
2.5 |
| Iron |
Fe |
26 |
55.847 |
1.8 |
| Lead |
Pb |
82 |
207.2 |
1.8 |
| Lithium |
Li |
3 |
6.941 |
1.0 |
| Magnesium |
Mg |
12 |
24.305 |
1.2 |
| Manganese |
Mn |
25 |
54.9380 |
1.5 |
| Mercury |
Hg |
80 |
200.59 |
1.9 |
| Nickel |
Ni |
28 |
58.70 |
1.8 |
| Nitrogen |
N |
7 |
14.0067 |
3.0 |
| Oxygen |
O |
8 |
15.9994 |
3.5 |
| Phosphorus |
P |
15 |
30.9738 |
2.1 |
| Potassium |
K |
19 |
39.098 |
0.8 |
| Rubidium |
Rb |
37 |
85.4678 |
0.8 |
| Selenium |
Se |
34 |
78.96 |
2.4 |
| Silicon |
Si |
14 |
28.086 |
1.8 |
| Silver |
Ag |
47 |
107.868 |
1.9 |
| Sodium |
Na |
11 |
22.9898 |
0.9 |
| Strontium |
Sr |
38 |
87.62 |
1.0 |
| Sulfur |
S |
16 |
32.06 |
2.5 |
| Tellurium |
Te |
52 |
127.60 |
2.1 |
| Tin |
Sn |
50 |
118.69 |
1.8 |
| Zinc |
Zn |
30 |
65.38 |
1.6 |
