Kemia Simbolo
|
Nomo
|
Atom- n-ro
|
Atommaso [g/mol]
|
Denso [g/cm³]
|
Fandop. [°C]
|
Bolp. [°C]
|
Mal- kovro [jaro] |
Malkovrinto
|
Kombinaĵoj de
|
---|
H |
Hidrogeno |
1 |
1,00794 |
0,084 [1] |
-259,1 |
-252,9 |
1766 |
Henry Cavendish |
Hidrogeno
|
He |
Heliumo |
2 |
4,002602 |
0,17 [1] |
-272,2 |
-268,9 |
1895 |
William Ramsay kaj William Crookes |
Heliumo
|
Li |
Litio |
3 |
6,941 |
0,53 |
180,5 |
1317 |
1817 |
Johan August Arfwedson |
Litio
|
Be |
Berilio |
4 |
9,012182 |
1,85 |
1278 |
2970 |
1797 |
Louis-Nicolas Vauquelin |
Berilio
|
B |
Boro |
5 |
10,811 |
2,46 |
2300 |
2550 |
1808 |
Humphry Davy kaj Gay-Lussac |
Boro
|
C |
Karbono |
6 |
12,011 |
3,51 |
3550 |
4827 |
- ∞[2] |
|
Karbono
|
N |
Nitrogeno |
7 |
14,00674 |
1,17 [1] |
-209,9 |
-195,8 |
1772 |
Carl Wilhelm Scheele |
Nitrogeno
|
O |
Oksigeno |
8 |
15,9994 |
1,33 [1] |
-218,4 |
-182,9 |
1774 |
Priestley kaj Carl Wilhelm Scheele |
Oksigeno
|
F |
Fluoro |
9 |
18,9984032 |
1,58 [1] |
-219,6 |
|
|
Henri Moissan |
Fluoro
|
Ne |
Neono |
10 |
20,1797 |
0,84 [1] |
-248,7 |
-246,1 |
1898 |
William Ramsay kaj Morris Travers |
Neono
|
Na |
Natrio |
11 |
22,989768 |
0,97 |
97,8 |
892 |
1807 |
Humphry Davy |
Natrio
|
Mg |
Magnezio |
12 |
24,305 |
1,74 |
648,8 |
1107 |
1828 |
Bussy kaj Joseph Black |
Magnezio
|
Al |
Aluminio |
13 |
26,981539 |
2,7 |
660,5 |
2467 |
1825 |
Hans Christian Ørsted |
Aluminio
|
Si |
Silicio |
14 |
28,0855 |
2,33 |
1410 |
2355 |
1824 |
Jöns Jakob Berzelius |
Silicio
|
P |
Fosforo |
15 |
30,973762 |
1,82 |
44 (P4) |
280 (P4) |
1669 |
Hennig Brandt |
Fosforo
|
S |
Sulfuro |
16 |
32,066 |
2,06 |
113 |
444,7 |
- ∞[2] |
|
Sulfuro
|
Cl |
Kloro |
17 |
35,4527 |
2,95 [1] |
-34,6 |
-101 |
1774 |
Carl Wilhelm Scheele |
Kloro
|
Ar |
Argono |
18 |
39,948 |
1,66 [1] |
-189,4 |
-185,9 |
1894 |
William Ramsay kaj Rayleigh |
Argono
|
K |
Kalio |
19 |
39,0983 |
0,86 |
63,7 |
774 |
1807 |
Humphry Davy |
Kalio
|
Ca |
Kalcio |
20 |
40,078 |
1,54 |
839 |
1487 |
1808 |
Humphry Davy |
Kalcio
|
Sc |
Skandio |
21 |
44,95591 |
2,99 |
1539 |
2832 |
1879 |
Lars Fredrik Nilson |
Skandio
|
Ti |
Titano |
22 |
47,88 |
4,51 |
1660 |
3260 |
1791 |
William Gregor kaj Martin Heinrich Klaproth |
Titano
|
V |
Vanado |
23 |
50,9415 |
6,09 |
1890 |
3380 |
1801 |
del Rio kaj Sefström |
Vanado
|
Cr |
Kromo |
24 |
51,9961 |
7,14 |
1857 |
2482 |
1797 |
Louis-Nicolas Vauquelin |
Kromo
|
Mn |
Mangano |
25 |
54,93805 |
7,44 |
1244 |
2097 |
1774 |
Johan Gottlieb Gahn |
Mangano
|
Fe |
Fero |
26 |
55,847 |
7,87 |
1535 |
2750 |
- ∞[2] |
|
Fero
|
Co |
Kobalto |
27 |
58,9332 |
8,89 |
1495 |
2870 |
1735 |
Georg Brandt |
Kobalto
|
Ni |
Nikelo |
28 |
58,69 |
8,91 |
1453 |
2732 |
1751 |
Axel Cronstedt |
Nikelo
|
Cu |
Kupro |
29 |
63,546 |
8,92 |
1083,5 |
2595 |
- ∞[2] |
|
Kupro
|
Zn |
Zinko |
30 |
65,39 |
7,14 |
419,6 |
907 |
- ∞[2] |
|
Zinko
|
Ga |
Galiumo |
31 |
69,723 |
5,91 |
29,8 |
2403 |
1875 |
Lecoq de Boisbaudran |
Galiumo
|
Ge |
Germaniumo |
32 |
72,61 |
5,32 |
937,4 |
2830 |
1886 |
Clemens Winkler |
Germaniumo
|
As |
Arseno |
33 |
74,92159 |
5,72 |
613 |
613 [3] |
1250 (~) |
Albertus Magnus |
Arseno
|
Se |
Seleno |
34 |
78,96 |
4,82 |
217 |
685 |
1817 |
Jöns Jakob Berzelius |
Seleno
|
Br |
Bromo |
35 |
79,904 |
3,14 |
-7,3 |
58,8 |
1826 |
Antoine-Jérôme Balard |
Bromo
|
Kr |
Kriptono |
36 |
83,8 |
3,48 [1] |
-156,6 |
-152,3 |
1898 |
William Ramsay kaj Morris Travers |
Kriptono
|
Rb |
Rubidio |
37 |
85,4678 |
1,53 |
39 |
688 |
1861 |
Robert Wilhelm Bunsen kaj Kirchhoff |
Rubidio
|
Sr |
Stroncio |
38 |
87,62 |
2,63 |
769 |
1384 |
1798 |
Martin Heinrich Klaproth |
Stroncio
|
Y |
Itrio |
39 |
88,90585 |
4,47 |
1523 |
3337 |
1794 |
Johano Gadolino kaj Carl Axel Arrhenius |
Itrio
|
Zr |
Zirkonio |
40 |
91,224 |
6,51 |
1852 |
4377 |
1789 |
Martin Heinrich Klaproth |
Zirkonio
|
Nb |
Niobio |
41 |
92,90638 |
8,58 |
2468 |
4927 |
1801 |
Charles Hatchett |
Niobio
|
Mo |
Molibdeno |
42 |
95,94 |
10,28 |
2617 |
5560 |
1778 |
Carl Wilhelm Scheele kaj Peter Jacob Hjelm |
Molibdeno
|
Tc |
Teknecio |
43 |
98,9063 |
11,49 |
2172 |
5030 |
1937 |
Emilio Gino Segrè |
Teknecio
|
Ru |
Rutenio |
44 |
101,07 |
12,45 |
2310 |
3900 |
1844 |
Karl Ernst Claus |
Rutenio
|
Rh |
Rodio |
45 |
102,9055 |
12,41 |
1966 |
3727 |
1803 |
William Hyde Wollaston |
Rodio
|
Pd |
Paladio |
46 |
106,42 |
12,02 |
1552 |
3140 |
1803 |
William Hyde Wollaston |
Paladio
|
Ag |
Arĝento |
47 |
107,8682 |
10,49 |
961,9 |
2212 |
- ∞[2] |
|
Arĝento
|
Cd |
Kadmio |
48 |
112,411 |
8,64 |
321 |
765 |
1817 |
Friedrich Stromeyer kaj Carl Samuel Hermann |
Kadmio
|
In |
Indio |
49 |
114,82 |
7,31 |
156,2 |
2080 |
1863 |
Ferdinand Reich kaj Theodor Richter |
Indio
|
Sn |
Stano |
50 |
118,71 |
7,29 |
232 |
2270 |
- ∞[2] |
|
Stano
|
Sb |
Antimono |
51 |
121,75 |
6,69 |
630,7 |
1750 |
- ∞[2] |
|
Antimono
|
Te |
Teluro |
52 |
127,6 |
6,25 |
449,6 |
990 |
1782 |
Franz von Reichenstein |
Teluro
|
I |
Jodo |
53 |
126,90447 |
4,94 |
113,5 |
184,4 |
1811 |
Bernard Courtois |
Jodo
|
Xe |
Ksenono |
54 |
131,29 |
4,49 [1] |
-111,9 |
-107 |
1898 |
William Ramsay kaj Morris Travers |
Ksenono
|
Cs |
Cezio |
55 |
132,90543 |
1,9 |
28,4 |
690 |
1860 |
Kirchhoff kaj Robert Wilhelm Bunsen |
Cezio
|
Ba |
Bario |
56 |
137,327 |
3,65 |
725 |
1640 |
1808 |
Humphry Davy |
Bario
|
La |
Lantano |
57 |
138,9055 |
6,16 |
920 |
3454 |
1839 |
Carl Gustaf Mosander |
Lantano
|
Ce |
Cerio |
58 |
140,115 |
6,77 |
798 |
3257 |
1803 |
Wilhelm von Hisinger kaj Jöns Jakob Berzelius |
Cerio
|
Pr |
Prazeodimo |
59 |
140,90765 |
6,48 |
931 |
3212 |
1895 |
Carl Auer von Welsbach |
Prazeodimo
|
Nd |
Neodimo |
60 |
144,24 |
7 |
1010 |
3127 |
1895 |
Carl Auer von Welsbach |
Neodimo
|
Pm |
Prometio |
61 |
146,9151 |
7,22 |
1080 |
2730 |
1945 |
Jacob A. Marinsky |
Prometio
|
Sm |
Samario |
62 |
150,36 |
7,54 |
1072 |
1778 |
1879 |
Lecoq de Boisbaudran |
Samario
|
Eu |
Eŭropio |
63 |
151,965 |
5,25 |
822 |
1597 |
1901 |
Eugène-Anatole Demarçay |
Eŭropio
|
Gd |
Gadolinio |
64 |
157,25 |
7,89 |
1311 |
3233 |
1880 |
Galissard de Marignac |
Gadolinio
|
Tb |
Terbio |
65 |
158,92534 |
8,25 |
1360 |
3041 |
1843 |
Carl Gustaf Mosander |
Terbio
|
Dy |
Disprozio |
66 |
162,5 |
8,56 |
1409 |
2335 |
1886 |
Lecoq de Boisbaudran |
Disprozio
|
Ho |
Holmio |
67 |
164,93032 |
8,78 |
1470 |
2720 |
1878 |
Jacques-Louis Soret |
Holmio
|
Er |
Erbio |
68 |
167,26 |
9,05 |
1522 |
2510 |
1842 |
Carl Gustaf Mosander |
Erbio
|
Tm |
Tulio |
69 |
168,93421 |
9,32 |
1545 |
1727 |
1879 |
Per Teodor Cleve |
Tulio
|
Yb |
Iterbio |
70 |
173,04 |
6,97 |
824 |
1193 |
1878 |
Galissard de Marignac |
Iterbio
|
Lu |
Lutecio |
71 |
174,967 |
9,84 |
1656 |
3315 |
1907 |
Carl Auer von Welsbach, Urbain |
Lutecio
|
Hf |
Hafnio |
72 |
178,49 |
13,31 |
2150 |
5400 |
1923 |
Dirk Coster kaj George de Hevesy |
Hafnio
|
Ta |
Tantalo |
73 |
180,9479 |
16,68 |
2996 |
5425 |
1802 |
Anders Gustaf Ekeberg |
Tantalo
|
W |
Volframo |
74 |
183,85 |
19,26 |
3407 |
5927 |
1783 |
Fausto Elhuyar kaj Juan José Elhuyar |
Volframo
|
Re |
Renio |
75 |
186,207 |
21,03 |
3180 |
5627 |
1925 |
Noddack, Ida Noddack kaj Otto Berg |
Renio
|
Os |
Osmio |
76 |
190,2 |
22,61 |
3045 |
5027 |
1803 |
Smithson Tennant |
Osmio
|
Ir |
Iridio |
77 |
192,22 |
22,65 |
2410 |
4130 |
1803 |
Smithson Tennant |
Iridio
|
Pt |
Plateno |
78 |
195,08 |
21,45 |
1772 |
3827 |
1557 |
Julius Caesar Scaliger |
Plateno
|
Au |
Oro |
79 |
196,96654 |
19,32 |
1064,4 |
2940 |
- ∞[2] |
|
Oro
|
Hg |
Hidrargo |
80 |
200,59 |
13,55 |
-38,9 |
356,6 |
- ∞[2] |
|
Hidrargo
|
Tl |
Talio |
81 |
204,3833 |
11,85 |
303,6 |
1457 |
1861 |
William Crookes |
Talio
|
Pb |
Plumbo |
82 |
207,2 |
11,34 |
327,5 |
1740 |
- ∞[2] |
|
Plumbo
|
Bi |
Bismuto |
83 |
208,98037 |
9,8 |
271,4 |
1560 |
1540 |
Claude François Geoffroy kaj Georgius Agricola |
Bismuto
|
Po |
Polonio |
84 |
208,9824 |
9,2 |
254 |
962 |
1898 |
Marie Curie |
Polonio
|
At |
Astato |
85 |
209,9871 |
|
302 |
337 |
1940 |
Emilio Gino Segrè |
Astato
|
Rn |
Radono |
86 |
222,0176 |
9,23 [1] |
-71 |
-61,8 |
1900 |
Friedrich Ernst Dorn |
Radono
|
Fr |
Franciumo |
87 |
223,0197 |
|
27 |
677 |
1939 |
Marguerite Perey |
Franciumo
|
Ra |
Radiumo |
88 |
226,0254 |
5,5 |
700 |
1140 |
1898 |
Marie Curie kaj Pierre Curie |
Radiumo
|
Ac |
Aktinio |
89 |
227,0278 |
10,07 |
1047 |
3197 |
1899 |
André-Louis Debierne |
Aktinio
|
Th |
Torio |
90 |
232,0381 |
11,72 |
1750 |
4787 |
1829 |
Jöns Jakob Berzelius |
Torio
|
Pa |
Protaktinio |
91 |
231,0359 |
15,37 |
1554 |
4030 |
1917 |
Fajans, Hahn kaj Meitner |
Protaktinio
|
U |
Uranio |
92 |
238,0289 |
18,97 |
1132,4 |
3818 |
1789 |
Martin Heinrich Klaproth |
Uranio
|
Np |
Neptunio |
93 |
237,0482 |
20,48 |
640 |
3902 |
1940 |
McMillan kaj Philip Hauge Abelson |
Neptunio
|
Pu |
Plutonio |
94 |
244,0642 |
19,74 |
641 |
3327 |
1940 |
Glenn Theodore Seaborg |
Plutonio
|
Am |
Americio |
95 |
243,0614 |
13,67 |
994 |
2607 |
1944 |
Glenn Theodore Seaborg |
Americio
|
Cm |
Kuriumo |
96 |
247,0703 |
13,51 |
1340 |
|
1944 |
Glenn Theodore Seaborg |
Kuriumo
|
Bk |
Berkelio |
97 |
247,0703 |
13,25 |
986 |
|
1949 |
Glenn Theodore Seaborg |
Berkelio
|
Cf |
Kaliforniumo |
98 |
251,0796 |
15,1 |
900 |
|
1950 |
Glenn Theodore Seaborg |
Kaliforniumo
|
Es |
Ejnŝtejnio |
99 |
252,0829 |
|
860 |
|
1952 |
Glenn Theodore Seaborg |
Ejnŝtejnio
|
Fm |
Fermio |
100 |
257,0951 |
|
|
|
1952 |
Glenn Theodore Seaborg |
Fermio
|
Md |
Mendelevio |
101 |
258,0986 |
|
|
|
1955 |
Glenn Theodore Seaborg |
Mendelevio
|
No |
Nobelio |
102 |
259,1009 |
|
|
|
1958 |
Glenn Theodore Seaborg |
Nobelio
|
Lr |
Laŭrencio |
103 |
260,1053 |
|
|
|
1961 |
Ghiorso |
Laŭrencio
|
Rf |
Ruterfordio |
104 |
261,1087 |
|
|
|
1964/69 |
Ghiorso |
Ruterfordio
|
Db |
Dubnio |
105 |
262,1138 |
|
|
|
1967/70 |
Ghiorso |
Dubnio
|
Sg |
Seborgio |
106 |
263,1182 |
|
|
|
1974 |
Oganessian (de: Oganessian) |
Seborgio
|
Bh |
Borio |
107 |
262,1229 |
|
|
|
1976 |
Oganessian (de: Oganessian) |
Borio
|
Hs |
Hasio |
108 |
265 |
|
|
|
1984 |
GSI [4] |
Hasio
|
Mt |
Mejtnerio |
109 |
266 |
|
|
|
1982 |
GSI [4] |
Mejtnerio
|
Ds |
Darmŝtatio |
110 |
269 |
|
|
|
1994 |
GSI [4] |
Darmŝtatio
|
Rg |
Rentgenio |
111 |
272 |
|
|
|
1994 |
GSI [4] |
Rentgenio
|
Cn |
Kopernicio |
112 |
277 |
|
|
|
1996 |
GSI [4] |
Kopernicio
|
Nh |
Nihonio |
113 |
287 |
|
|
|
2006 |
JINR [5] |
Ununtrio
|
Fl |
Flerovio |
114 |
289 |
|
|
|
1999 |
Georgij Florov (1913-1990) |
Flerovio
|
Mc |
Moskovio |
115 |
288 |
|
|
|
2006 |
JINR [5] |
Moskovio
|
Lv |
Livermorio |
116 |
289 |
|
|
|
2000 |
JINR [5] |
Livermorio
|
Ts |
Teneso |
117 |
294 |
|
|
|
2010 |
JINR [5][6][7] |
Teneso
|
Og |
Oganesono |
118 |
293 |
|
|
|
2006 |
JINR [5] |
Oganesono
|