Chemia - pierwiastki o ich wartościowości
Poniższa tabela ilustruje istotne elementy i ich wartościowość -
| Element | Wartościowość | Symbol | Liczba atomowa |
|---|---|---|---|
| Wodór | -1, +1 | H. | 1 |
| Hel | 0 | On | 2 |
| Lit | 1 | Li | 3 |
| Beryl | 2 | Być | 4 |
| Bor | 3, 2, 1 | b | 5 |
| Węgiel | -1, -2, -4, 4, 3, 2, 1, | do | 6 |
| Azot | 0, -1, -2, -3,0, 5, 4, 3, 2, 1, | N | 7 |
| Tlen | -1, -2, 0, 2, 1, | O | 8 |
| Fluor | -1, 0 | fa | 9 |
| Neon | 0 | Ne | 10 |
| Sód | -1, 1 | Na | 11 |
| Magnez | 2 | Mg | 12 |
| Aluminium | 3, 1 | Glin | 13 |
| Krzem | -1, -2, -4, 4, 3, 2, 1 | Si | 14 |
| Fosfor | -1, -2, -3, 0, 5, 4, 3, 2, 1 | P. | 15 |
| Siarka | -1, -2, 0, 6, 5, 4, 3, 2, 1 | S | 16 |
| Chlor | -1, -2, 0, 6, 5, 4, 3, 2, 1 | Cl | 17 |
| Argon | 0 | Ar | 18 |
| Potas | -1, 1 | K. | 19 |
| Wapń | 2 | Ca | 20 |
| Skand | 3, 2, 1 | Sc | 21 |
| Tytan | -1, -2, 0, 4, 3, 2, | Ti | 22 |
| Wanad | -1, -2, 0, 5, 4, 3, 2, 1 | V | 23 |
| Chrom | -1, -2, -3, -4, 0, 6, 5, 4, 3, 2, 1 | Cr | 24 |
| Mangan | -1, -2, -3, 0, 7, 6, 5, 4, 3, 2, 1 | Mn | 25 |
| Żelazo | -1, -2, 0, 6, 5, 4, 3, 2, 1 | Fe | 26 |
| Kobalt | -1, 0, 5, 4, 3, 2, 1 | Współ | 27 |
| Nikiel | -1, 0, 6, 4, 3, 2, 1 | Ni | 28 |
| Miedź | 4, 3, 2, 1, 0 | Cu | 29 |
| Cynk | 2, 1, 0 | Zn | 30 |
| Gal | 3, 2, 1 | Ga | 31 |
| German | 4, 3, 2, 1 | Ge | 32 |
| Arsen | -3, 5, 3, 2, | Tak jak | 33 |
| Selen | -2, 6, 4, 2, 1 | Se | 34 |
| Brom | -1, 0, 7, 5, 4, 3, 1 | Br | 35 |
| Krypton | 2, 0 | Kr | 36 |
| Rubid | -1, 1 | Rb | 37 |
| Stront | 2 | Sr | 38 |
| Itr | 3, 2 | Y | 39 |
| Cyrkon | 0, -2, 4, 3, 2, 1 | Zr | 40 |
| Niob | -1, -3, 0, 5, 4, 3, 2, 1 | Nb | 41 |
| Molibden | -1, -2, 0, 6, 5, 4, 3, 2, 1 | Mo | 42 |
| Technet | -1, -3, 0, 7, 6, 5, 4, 3, 2, 1 | Tc | 43 |
| Ruten | -2, 0, 8, 7, 6, 5, 4, 3, 2, 1 | Ru | 44 |
| Rod | -1, 0, 6, 5, 4, 3, 2, 1 | Rh | 45 |
| Paladium | 4, 2, 0 | Pd | 46 |
| Srebro | 3, 2, 1, 0 | Ag | 47 |
| Kadm | 2, 1 | Płyta CD | 48 |
| Ind | 3, 2, 1 | W | 49 |
| Cyna | -4, 4, 2 | Sn | 50 |
| Antymon | -3, 5, 3 | Sb | 51 |
| Tellur | -2, 6, 5, 4, 2, 1 | Te | 52 |
| Jod | -1, 0, 7, 5, 3, 1 | ja | 53 |
| Ksenon | 8, 6, 4, 3, 2, 0 | Xe | 54 |
| Cez | -1, 1 | Cs | 55 |
| Bar | 2 | Ba | 56 |
| Lantan | 3, 2 | La | 57 |
| Cer | 4, 3, 2 | Ce | 58 |
| Prazeodym | 4, 3, 2 | Pr | 59 |
| Neodym | 4, 3, 2 | Nd | 60 |
| Promethium | 3 | Po południu | 61 |
| Samar | 3, 2 | Sm | 62 |
| Europ | 3, 2 | Eu | 63 |
| Gadolin | 3, 2, 1 | Gd | 64 |
| Terb | 4, 3, 1 | Tb | 65 |
| Dysproz | 4, 3, 2 | Dy | 66 |
| Holmium | 3, 2 | Ho | 67 |
| Erb | 3 | Er | 68 |
| Tul | 3, 2 | Tm | 69 |
| Iterb | 3, 2 | Yb | 70 |
| Lutet | 3 | Lu | 71 |
| Hafn | 4, 3, 2, 1 | Hf | 72 |
| Tantal | -1, -3, 5, 4, 3, 2, 1 | Ta | 73 |
| Wolfram | -1, -2, -4, 0, 6, 5, 4, 3, 2, 1 | W. | 74 |
| Ren | -1, -3, 0, 7, 6, 5, 4, 3, 2, 1 | Re | 75 |
| Osm | -2, 0, 8, 7, 6, 5, 4, 3, 2, 1 | Os | 76 |
| Iridium | -1, 0, 6, 5, 4, 3, 2, 1 | Ir | 77 |
| Platyna | 6, 5, 4, 2, 0 | Pt | 78 |
| Złoto | -1, 0, 7, 5, 3, 2, 1 | Au | 79 |
| Rtęć | 2, 1 | Hg | 80 |
| Tal | 3, 1 | Tl | 81 |
| Prowadzić | 4, 2 | Pb | 82 |
| Bizmut | -3, 5, 3, 1 | Bi | 83 |
| Polon | -2, 6, 4, 2 | Po | 84 |
| Astat | -1, 7, 5, 3, 1 | W | 85 |
| Radon | 2, 0 | Rn | 86 |
| Francium | 1 | Ks | 87 |
| Rad | 2 | Ra | 88 |
| Aktyn | 3 | Ac | 89 |
| Tor | 4, 3, 2 | Cz | 90 |
| Protaktyn | 5, 4, 3 | Rocznie | 91 |
| Uran | 6, 5, 4, 3, 2 | U | 92 |
| Neptun | 7, 6, 5, 4, 3, 2 | Np | 93 |
| Pluton | 7, 6, 5, 4, 3, 2 | Pu | 94 |
| Ameryk | 7, 6, 5, 4, 3, 2 | Jestem | 95 |