Grupa Okres |
I G D |
II G D |
III D G |
IV D G |
O > Q |
VI D G |
VII D G |
VIII D |
VIU G | |||
1 |
>H Wodór 1,00797 |
2 He Hel 4.0026 | ||||||||||
2 |
3Li Lit 6.939 |
<Be Beryl 9.0122 |
5B Bor 10,811 |
«C Węgiel 12,01115 |
7N Azot 14,0067 |
•O Tlen 15,9994 |
9p Fluor 18,9984 |
lONe Neon 20,183 | ||||
3 |
»»Na Sód 22,9898 |
>*Mg Magnez 24,312 |
“Al Glin 26,9815 |
»<Si Krzem 28,086 |
“P Fosfor 30,9738 |
“S Siarka 32,064 |
net Chlor 35,453 |
11 Ar Argon 39.948 | ||||
4 |
■o oi |
19K Potas 39,102 |
2°Ca Wapń 40,08 |
“Sc Skand 44,956 |
“Ti Tytan 47.90 |
23 V Wanad 50,942 |
2<Cr Chrom 51.996 |
23Mo Mangan 54,3381 |
2*Fe Żelazo 55,847 |
27Co Kobalt 58,9332 |
“Ni Nikiel 58,71 | |
es •o 2 |
J*Cu Miedź 63,54 |
30Zn Cynk 65,37 |
“Ga Gal 69,72 |
“Ge German 72,59 |
JJAs Arsen 74,9216 |
3«Sc Selen 78,96 |
“Br Brom 79.409 |
3 <s Kr Krypton 83.80 | ||||
5 |
•o 2 |
J7Rb Rubid 85,47 |
“Sr Stront 87,62 |
3«Y Itr 88,905 |
«>Zr Cyrkon 91,22 |
Nb Niob 92,906 |
«Mo Molibden 95,94 |
«Tc Technet 99 |
“Ru Ruten 101,17 |
“Rh Rod 102,905 |
“Pd Pallad 106.4 | |
Cł T3 2 |
«7Ag Srebro 107,870 |
41 Cd Kadm 112,40 |
4»Ll Ind 114,82 |
50Sn Cyna 118,69 |
5,Sb Antymon 121.75 |
J2Te Tellur 127,60 |
33J Jod 126,9044 |
“Xe Ksenon 131,3 | ||||
6 |
•o 5 |
SJCa Cez 132,905 |
“Ba Bar 137,34 |
“La Lantan* 138,91 |
“Hf Hafn 178.49 |
“Ta Tantal 180,948 |
74\V Wolfram 183,85 |
“Re Ren 186,21 |
76Oa Osm 190,2 |
77Ir Iryd 192,2 |
7«Pt Platyna 195,09 | |
cs w |
7»Au Złoto 196,967 |
,0Hg Rtęć 200,59 |
iiTl Tal 204.37 |
“Pb Ołów 207.19 |
»3Bi Bizmut 208,980 |
“Po Polon 209 |
»Ut Astat 210 |
“Rn Radon 222 | ||||
7 |
■o 3 |
*7Fr Frans 223 |
»*Ra Rad 226,05 |
*’Ac Aktyn** 227 |
»“Ku Kurczatow 260 |
•Lantanowce 58—71
Symbol pierwiastka Liczba atomowa-^ j
Nazwa— Masa atomowa
“Ce Cer 140,12 |
“Pr Prazeodym 140,907 |
“Nd Neodym 144,24 |
“Pm Promet 145 |
“Sm Samar 150,35 |
“Eu Europ 151,96 |
“Gd Gadolin 157.25 |
“Tb Terb 158,924 |
MDy Dysproz 162,50 |
“Ho Holm 164,930 |
“Er Erb 167,26 |
“Tm Tul 168,934 |
7°Yb Iterb 173,03 |
7>Lu Lutet 174.97 |
••Aktynowce 90—103 | |||||||||||||
“Th Tor 232.038 |
“Pa Protaktyn 231 |
“U Uran 238,03 |
“Np Neptun 237 |
“Pu Pluton 239 |
“Ara Ameryk 243 |
j “Cm ■ Kiur | 247 |
“Bk Berkel 249 |
“CI Kaliforn 251 |
"Ea Einstein 254 |
loopm Ferm 255 |
toiMd Mendelew 256 |
«02No Nobel 255 |
»03Lw Lorens 257 |
Objaśnienie G — główna grupa (rodzina): D — dodatkowa grupa (rodzina)