Uit Wikipedia, de vrije encyclopedie
Number |
Name |
Chemical symbol |
Atomic mass |
Density at 20°C |
Melting point °C |
Boiling point °C |
year of discovery |
discoverer
|
1 |
Waterstof |
H |
1.00794 g/mol |
0.084 g/l |
-259.1 °C |
-252.9 °C |
1766 |
Cavendish
|
2 |
Helium |
He |
4.002602 g/mol |
0.17 g/l |
-272.2 °C |
-268.9 °C |
1895 |
Ramsay
|
3 |
Lithium |
Li |
6.941 g/mol |
0.53 g/cm3 |
180.5 °C |
1317 °C |
1817 |
Arfvedson
|
4 |
Beryllium |
Be |
9.012182 g/mol |
1.85 g/cm3 |
1278 °C |
2970 °C |
1797 |
Vauquelin
|
5 |
Boor |
B |
10.811 g/mol |
2.46 g/cm3 |
2300 °C |
2550 °C |
1808 |
Davy and Gay-Lussac
|
6 |
Koolstof |
C |
12.011 g/mol |
3.51 g/cm3 |
3550 °C |
4827 °C |
prehistorisch |
onbekend
|
7 |
Stikstof |
N |
14.00674 g/mol |
1.17 g/l |
-209.9 °C |
-195.8 °C |
1772 |
Rutherford
|
8 |
Zuurstof |
O |
15.9994 g/mol |
1.33 g/l |
-218.4 °C |
-182.9 °C |
1774 |
Priestley
|
9 |
Fluor |
F |
18.9984032 g/mol |
1.58 g/l |
-219.6 °C |
-188.1 °C |
1886 |
Moissan
|
10 |
Neon |
Ne |
20.1797 g/mol |
0.84 g/l |
-248.7 °C |
-246.1 °C |
1898 |
Ramsay
|
11 |
Natrium |
Na |
22,989768 g/mol |
0,97 g/cm3 |
97,8 °C |
892 °C |
1807 |
Davy
|
12 |
Magnesium |
Mg |
24,305 g/mol |
1,74 g/cm3 |
648,8 °C |
1107 °C |
1755 |
Black
|
13 |
Aluminium |
Al |
26,981539 g/mol |
2,70 g/cm3 |
660,5 °C |
2467 °C |
1825 |
Oersted
|
14 |
Silicium |
Si |
28,0855 g/mol |
2,33 g/cm3 |
1410 °C |
2355 °C |
1824 |
Berzelius
|
15 |
Fosfor |
P |
30,973762 g/mol |
1,82 g/cm3 |
44 (P4) °C |
280 (P4) °C |
1669
|
16 |
Zwavel |
S |
32,066 g/mol |
2,06 g/cm3 |
113 °C |
444,7 °C |
prehistorisch |
onbekend
|
17 |
Chloor |
Cl |
35,4527 g/mol |
2,95 g/l |
-34,6 °C |
-101 °C |
1774 |
Scheele
|
18 |
Argon |
Ar |
39,948 g/mol |
1,66 g/l |
-189,4 °C |
-185,9 °C |
1894 |
Ramsay
|
19 |
Kalium |
K |
39,0983 g/mol |
0,86 g/cm3 |
63,7 °C |
774 °C |
1807 |
Davy
|
20 |
Calcium |
Ca |
40,078 g/mol |
1,54 g/cm3 |
839 °C |
1487 °C |
1808 |
Davy
|
21 |
Scandium |
Sc |
44,95591 g/mol |
2,99 g/cm3 |
1539 °C |
2832 °C |
1879 |
Nilson
|
22 |
Titanium |
Ti |
47,88 g/mol |
4,51 g/cm3 |
1660 °C |
3260 °C |
1791 |
Gregor
|
23 |
Vanadium |
V |
50,9415 g/mol |
6,09 g/cm3 |
1890 °C |
3380 °C |
1801 |
del
|
24 |
Chroom |
Cr |
51,9961 g/mol |
7,14 g/cm3 |
1857 °C |
2482 °C |
1797 |
Vauquelin
|
25 |
Mangaan |
Mn |
54,93805 g/mol |
7,44 g/cm3 |
1244 °C |
2097 °C |
1774 |
Gahn
|
26 |
IJzer |
Fe |
55,847 g/mol |
7,87 g/cm3 |
1535 °C |
2750 °C |
prehistorisch |
onbekend
|
27 |
Kobalt |
Co |
58,9332 g/mol |
8,89 g/cm3 |
1495 °C |
2870 °C |
1735 |
Brandt
|
28 |
Nikkel |
Ni |
58,69 g/mol |
8,91 g/cm3 |
1453 °C |
2732 °C |
1751 |
Cronstedt
|
29 |
Koper |
Cu |
63,546 g/mol |
8,92 g/cm3 |
1083,5 °C |
2595 °C |
prehistorisch |
onbekend
|
30 |
Zink |
Zn |
65,39 g/mol |
7,14 g/cm3 |
419,6 °C |
907 °C |
prehistorisch |
onbekend
|
31 |
Gallium |
Ga |
69,723 g/mol |
5,91 g/cm3 |
29,8 °C |
2403 °C |
1875 |
Lecoq
|
32 |
Germanium |
Ge |
72,61 g/mol |
5,32 g/cm3 |
937,4 °C |
2830 °C |
1886 |
Winkler
|
33 |
Arsenicum |
As |
74,92159 g/mol |
5,72 g/cm3 |
613 °C |
613 (sublimiert) °C |
ca. 1250
|
34 |
Seleen |
Se |
78,96 g/mol |
4,82 g/cm3 |
217 °C |
685 °C |
1817 |
Berzelius
|
35 |
Broom |
Br |
79,904 g/mol |
3,14 g/cm3 |
-7,3 °C |
58,8 °C |
1826 |
Balard
|
36 |
Krypton |
Kr |
83,8 g/mol |
3,48 g/l |
-156,6 °C |
-152,3 °C |
1898 |
Ramsay
|
37 |
Rubidium |
Rb |
85,4678 g/mol |
1,53 g/cm3 |
39 °C |
688 °C |
1861 |
Bunsen
|
38 |
Strontium |
Sr |
87,62 g/mol |
2,63 g/cm3 |
769 °C |
1384 °C |
1790 |
Crawford
|
39 |
Yttrium |
Y |
88,90585 g/mol |
4,47 g/cm3 |
1523 °C |
3337 °C |
1794 |
Gadolin
|
40 |
Zirkonium |
Zr |
91,224 g/mol |
6,51 g/cm3 |
1852 °C |
4377 °C |
1789 |
Klaproth
|
41 |
Niobium |
Nb |
92,90638 g/mol |
8,58 g/cm3 |
2468 °C |
4927 °C |
1801 |
Hatchet
|
42 |
Molybdeen |
Mo |
95,94 g/mol |
10,28 g/cm3 |
2617 °C |
5560 °C |
1778 |
Scheele
|
43 |
Technetium |
Tc |
98,9063 g/mol |
11,49 g/cm3 |
2172 °C |
5030 °C |
1937 |
Perrier
|
44 |
Ruthenium |
Ru |
101,07 g/mol |
12,45 g/cm3 |
2310 °C |
3900 °C |
1844 |
Claus
|
45 |
Rhodium |
Rh |
102,9055 g/mol |
12,41 g/cm3 |
1966 °C |
3727 °C |
1803 |
Wollaston
|
46 |
Palladium |
Pd |
106,42 g/mol |
12,02 g/cm3 |
1552 °C |
3140 °C |
1803 |
Wollaston
|
47 |
Zilver |
Ag |
107,8682 g/mol |
10,49 g/cm3 |
961,9 °C |
2212 °C |
prehistorisch |
onbekend
|
48 |
Cadmium |
Cd |
112,411 g/mol |
8,64 g/cm3 |
321 °C |
765 °C |
1817 |
Stromeyer
|
49 |
Indium |
In |
114,82 g/mol |
7,31 g/cm3 |
156,2 °C |
2080 °C |
1863 |
Reich
|
50 |
Tin |
Sn |
118,71 g/mol |
7,29 g/cm3 |
232 °C |
2270 °C |
prehistorisch |
onbekend
|
51 |
Antimonium |
Sb |
121,75 g/mol |
6,69 g/cm3 |
630,7 °C |
1750 °C |
prehistorisch |
onbekend
|
52 |
Telluur |
Te |
127,6 g/mol |
6,25 g/cm3 |
449,6 °C |
990 °C |
1782 |
von Reichenstein
|
53 |
Jodium |
I |
126,90447 g/mol |
4,94 g/cm3 |
113,5 °C |
184,4 °C |
1811 |
Courtois
|
54 |
Xenon |
Xe |
131,29 g/mol |
4,49 g/l |
-111,9 °C |
-107 °C |
1898 |
Ramsay
|
55 |
Cesium |
Cs |
132,90543 g/mol |
1,90 g/cm3 |
28,4 °C |
690 °C |
1860 |
Kirchhoff
|
56 |
Barium |
Ba |
137,327 g/mol |
3,65 g/cm3 |
725 °C |
1640 °C |
1808 |
Davy
|
57 |
Lanthanium |
La |
138,9055 g/mol |
6,16 g/cm3 |
920 °C |
3454 °C |
1839 |
Mosander
|
58 |
Cerium |
Ce |
140,115 g/mol |
6,77 g/cm3 |
798 °C |
3257 °C |
1803 |
von
|
59 |
Praseodymium |
Pr |
140,90765 g/mol |
6,48 g/cm3 |
931 °C |
3212 °C |
1895 |
von Welsbach
|
60 |
Neodymium |
Nd |
144,24 g/mol |
7,00 g/cm3 |
1010 °C |
3127 °C |
1895 |
von
|
61 |
Promethium |
Pm |
146,9151 g/mol |
7,22 g/cm3 |
1080 °C |
2730 °C |
1945 |
Marinsky
|
62 |
Samarium |
Sm |
150,36 g/mol |
7,54 g/cm3 |
1072 °C |
1778 °C |
1879 |
Lecoq de Boisbaudran
|
63 |
Europium |
Eu |
151,965 g/mol |
5,25 g/cm3 |
822 °C |
1597 °C |
1901 |
Demaçay
|
64 |
Gadolinium |
Gd |
157,25 g/mol |
7,89 g/cm3 |
1311 °C |
3233 °C |
1880 |
de Marignac
|
65 |
Terbium |
Tb |
158,92534 g/mol |
8,25 g/cm3 |
1360 °C |
3041 °C |
1843 |
Mosander
|
66 |
Dysprosium |
Dy |
162,5 g/mol |
8,56 g/cm3 |
1409 °C |
2335 °C |
1886 |
Lecoq
|
67 |
Holmium |
Ho |
164,93032 g/mol |
8,78 g/cm3 |
1470 °C |
2720 °C |
1878 |
Soret
|
68 |
Erbium |
Er |
167,26 g/mol |
9,05 g/cm3 |
1522 °C |
2510 °C |
1842 |
Mosander
|
69 |
Thulium |
Tm |
168,93421 g/mol |
9,32 g/cm3 |
1545 °C |
1727 °C |
1879 |
Cleve
|
70 |
Ytterbium |
Yb |
173,04 g/mol |
6,97 g/cm3 |
824 °C |
1193 °C |
1878 |
de Marignac
|
71 |
Lutetium |
Lu |
174,967 g/mol |
9,84 g/cm3 |
1656 °C |
3315 °C |
1907 |
Urbain
|
72 |
Hafnium |
Hf |
178,49 g/mol |
13,31 g/cm3 |
2150 °C |
5400 °C |
1923 |
Coster
|
73 |
Tantalium |
Ta |
180,9479 g/mol |
16,68 g/cm3 |
2996 °C |
5425 °C |
1802 |
Ekeberg
|
74 |
Wolfraam |
W |
183,85 g/mol |
19,26 g/cm3 |
3407 °C |
5927 °C |
1783 |
Gebrüder de Elhuyar
|
75 |
Renium |
Re |
186,207 g/mol |
21,03 g/cm3 |
3180 °C |
5627 °C |
1925 |
Noddack, Tacke and Berg
|
76 |
Osmium |
Os |
190,2 g/mol |
22,61 g/cm3 |
3045 °C |
5027 °C |
1803 |
Tenant
|
77 |
Iridium |
Ir |
192,22 g/mol |
22,65 g/cm3 |
2410 °C |
4130 °C |
1803 |
Tenant and andere
|
78 |
Platina |
Pt |
195,08 g/mol |
21,45 g/cm3 |
1772 °C |
3827 °C |
1557 |
Scaliger
|
79 |
Goud |
Au |
196,96654 g/mol |
19,32 g/cm3 |
1064,4 °C |
2940 °C |
prehistorisch |
onbekend
|
80 |
Kwik |
Hg |
200,59 g/mol |
13,55 g/cm3 |
-38,9 °C |
356,6 °C |
prehistorisch |
onbekend
|
81 |
Thallium |
Tl |
204,3833 g/mol |
11,85 g/cm3 |
303,6 °C |
1457 °C |
1861 |
Crookes
|
82 |
Lood |
Pb |
207,2 g/mol |
11,34 g/cm3 |
327,5 °C |
1740 °C |
prehistorisch |
onbekend
|
83 |
Bismut |
Bi |
208,98037 g/mol |
9,80 g/cm3 |
271,4 °C |
1560 °C |
1540 |
Agricola
|
84 |
Polonium |
Po |
208,9824 g/mol |
9,20 g/cm3 |
254 °C |
962 °C |
1898 |
Marie
|
85 |
Astatium |
At |
209,9871 g/mol |
|
302 °C |
337 °C |
1940 |
Corson and MacKenzie
|
86 |
Radon |
Rn |
222,0176 g/mol |
9,23 g/l |
-71 °C |
-61,8 °C |
1900 |
Dorn
|
87 |
Francium |
Fr |
223,0197 g/mol |
|
27 °C |
677 °C |
1939 |
Perey
|
88 |
Radium |
Ra |
226,0254 g/mol |
5,50 g/cm3 |
700 °C |
1140 °C |
1898 |
Marie
|
89 |
Actinium |
Ac |
227,0278 g/mol |
10,07 g/cm3 |
1047 °C |
3197 °C |
1899 |
Debierne
|
90 |
Thorium |
Th |
232,0381 g/mol |
11,72 g/cm3 |
1750 °C |
4787 °C |
1829 |
Berzelius
|
91 |
Protactinium |
Pa |
231,0359 g/mol |
15,37 g/cm3 |
1554 °C |
4030 °C |
1917 |
Soddy,
|
92 |
Uranium |
U |
238,0289 g/mol |
18,97 g/cm3 |
1132,4 °C |
3818 °C |
1789 |
Klaproth
|
93 |
Neptunium |
Np |
237,0482 g/mol |
20,48 g/cm3 |
640 °C |
3902 °C |
1940 |
McMillan
|
94 |
Plutonium |
Pu |
244,0642 g/mol |
19,74 g/cm3 |
641 °C |
3327 °C |
1940 |
Seaborg
|
95 |
Americium |
Am |
243,0614 g/mol |
13,67 g/cm3 |
994 °C |
2607 °C |
1944 |
Seaborg
|
96 |
Curium |
Cm |
247,0703 g/mol |
13,51 g/cm3 |
1340 °C |
|
1944 |
Seaborg
|
97 |
Berkelium |
Bk |
247,0703 g/mol |
13,25 g/cm3 |
986 °C |
|
1949 |
Seaborg
|
98 |
Californium |
Cf |
251,0796 g/mol |
15,1 g/cm3 |
900 °C |
|
1950 |
Seaborg
|
99 |
Einsteinium |
Es |
252,0829 g/mol |
|
860 °C |
|
1952 |
Seaborg
|
100 |
Fermium |
Fm |
257,0951 g/mol |
|
|
|
1952 |
Seaborg
|
101 |
Mendelevium |
Md |
258,0986 g/mol |
|
|
|
1955 |
Seaborg
|
102 |
Nobelium |
No |
259,1009 g/mol |
|
|
|
1958 |
Seaborg
|
103 |
Lawrencium |
Lr |
260,1053 g/mol |
|
|
|
1961 |
Ghiorso
|
104 |
Rutherfordium |
Rf |
261,1087 g/mol |
|
|
|
1964/69 |
Flerow oder Ghiorso
|
105 |
Dubnium |
Db |
262,1138 g/mol |
|
|
|
1967/70 |
Flerow oder Ghiorso
|
106 |
Seaborgium |
Sg |
263,1182 g/mol |
|
|
|
1974 |
Oganessian
|
107 |
Bohrium |
Bh |
262,1229 g/mol |
|
|
|
1976 |
Oganessian
|
108 |
Hassium |
Hs |
265 g/mol |
|
|
|
1984 |
Society for Heavy Ion Research
|
109 |
Meitnerium |
Mt |
266 g/mol |
|
|
|
1982 |
Society for Heavy Ion Research
|
110 |
Darmstadtium |
Ds |
269 g/mol |
|
|
|
1994 |
Society for Heavy Ion Research
|
111 |
Roentgenium |
Rg |
272 g/mol |
|
|
|
1994 |
Society for Heavy Ion Research
|
112 |
Ununbium |
Uub |
277 g/mol |
|
|
|
1996 |
Society for Heavy Ion Research
|
113 |
Ununtrium |
Uut |
|
|
|
|
|
|
114 |
Ununquadium |
Uuq |
|
|
|
|
|
|
115 |
Ununpentium |
Uup |
|
|
|
|
|
|
116 |
Ununhexium |
Uuh |
|
|
|
|
|
|
117 |
Ununseptium |
Uus |
|
|
|
|
|
|
118 |
Ununoctium |
Uuo |
|
|
|
|
|
|