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Nyheder Kun 5% af POPULATION ville vide

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gruppe 1 2 3   4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
Alkalimetaller Alkaliske jordmetaller Pnictogener Chalcogens Halogener Ædelgasser
Periode

1

Brint1Hâ € <1.008 Helium2Heâ € <4.0026
2 Lithium3Liâ € <6.94 Beryllium4Beâ € <9.0122 Boron5Bâ € <10.81 Carbon6Câ € <12.011 Kvælstof7Nâ € <14.007 Ilt8Oâ € <15.999 Fluor9Fâ € <18.998 Neon10Neâ € <20.180
3 Natrium11Naâ € <22.990 Magnesium12Mgâ € <24.305 Aluminium13Alâ € <26.982 Silicium14Siâ € <28.085 Fosfor15Pâ € <30.974 Svovl16Sâ € <32.06 Klor17Clâ € <35.45 Argon18Arâ € <39.948
4 Kalium19Kâ € <39.098 Calcium20Caâ € <40.078 Scandium21Scâ € <44.956 Titanium22Tiâ € <47.867 Vanadium23Vâ € <50.942 Krom24Crâ € <51.996 Mangan25Mnâ € <54.938 Jern26Feâ € <55.845 Cobalt27Coâ € <58.933 Nikkel28Niâ € <58.693 Kobber29Cuâ € <63.546 Zink30Znâ € <65.38 Gallium31Gaâ € <69.723 Germanium32Geâ € <72.630 Arsen33Asâ € <74.922 Selen34Seâ € <78.971 brom35Brâ € <79.904 Krypton36Krâ € <83.798
5 Rubidium37Rbâ € <85.468 Strontium38Srâ € <87.62 yttrium39Yâ € <88.906 Zirkonium40Zrâ € <91.224 Niob41Nbâ € <92.906 Molybdæn42Moâ € <95.95 Technetium43Tc[98] Ruthenium44Ruâ € <101.07 Rhodium45Rhâ € <102.91 Palladium46Pdâ € <106.42 Sølv47Agâ € <107.87 Cadmium48Cdâ € <112.41 Indium49Inâ € <114.82 Tin50Snâ € <118.71 Antimon51Sbâ € <121.76 Tellurium52Teâ € <127.60 Iodine53Iâ € <126.90 Xenon54Xeâ € <131.29
6 Cæsium55Csâ € <132.91 Barium56Baâ € <137.33 Lanthanum57Laâ € <138.91 1 stjerne Hafnium72Hfâ € <178.49 Tantal73Taâ € <180.95 Wolfram74Wâ € <183.84 Rhenium75Reâ € <186.21 Osmium76Osâ € <190.23 Iridium77Irâ € <192.22 Platin78Ptâ € <195.08 Guld79Auâ € <196.97 Kviksølv80Hgâ € <200.59 thallium81Tlâ € <204.38 Bly82Pbâ € <207.2 Vismut83Biâ € <208.98 Polonium84Po[209] Astatin85At[210] Radon86Rn[222]
7 Francium87Fr[223] Radium88Ra[226] Actinium89Ac[227] 1 stjerne Rutherfordium104Rf[267] Dubnium105Db[268] Seaborgium106Sg[269] Bohrium107Bh[270] Kalium108Hs[270] Meitnerium109Mt[278] Darmstadtium110Ds[281] Roentgenium111Rg[282] Copernicium112Cn[285] Nihonium113Nh[286] Flerovium114Fl[289] Moscovium115Mc[290] Livermorium116Lv[293] Tennessine117Ts[294] Oganesson118Og[294]
1 stjerne cerium58Ceâ € <140.12 Praseodymium59Prâ € <140.91 Neodym60Ndâ € <144.24 Promethium61Pm[145] Samarium62Smâ € <150.36 Europium63Euâ € <151.96 Gadolinium64Gdâ € <157.25 Terbium65Tbâ € <158.93 Dysprosium66Dyâ € <162.50 Holmium67Hoâ € <164.93 erbium68Erâ € <167.26 thulium69Tmâ € <168.93 Ytterbium70Ybâ € <173.05 Lutetium71Luâ € <174.97  
1 stjerne Thorium90Thâ € <232.04 Protactinium91Paâ € <231.04 Uran92Uâ € <238.03 Neptunium93Np[237] Plutonium94Pu[244] Americium95Am[243] Curium96Cm[247] Berkelium97Bk[247] Californium98Cf[251] Einsteinium99Es[252] Fermium100Fm[257] Mendelevium101Md[258] Nobelium102Ingen[259] Lawrencium103Lr[266]

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