User:Double sharp/Periodic Table
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Period Group | Is | IIs | IIId | IVd | Vd | VId | VIId | VIIId | IXd | Xd | XId | XIId | IIIp | IVp | Vp | VIp | VIIp | VIIIp | |
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1 1s |
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2 2s 2p |
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3 3s 3p |
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4 4s 3d 4p |
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5 5s 4d 5p |
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6 6s 4f 5d 6p |
4f | ||||||||||||||||||
7 7s 5f 6d 7p |
5f | ||||||||||||||||||
IIIf | IVf | Vf | VIf | VIIf | VIIIf | IXf | Xf | XIf | XIIf | XIIIf | XIVf | XVf | XVIf | ||||||
4f | |||||||||||||||||||
5f | |||||||||||||||||||
1 (red)=Gas 3 (black)=Solid 80 (green)=Liquid Color of the atomic number shows state of matter (at 30 °C and 1 atm)
Standard atomic weight Ar, std(E)[1]
- Ca: 40.078 — Formal short value, rounded (no uncertainty)[2]
- Po: [209] — mass number of the most stable isotope
- ^ Meija, Juris; et al. (2016). "Atomic weights of the elements 2013 (IUPAC Technical Report)". Pure and Applied Chemistry. 88 (3): 265–291. doi:10.1515/pac-2015-0305.
- ^ Meija, Juris; et al. (2016). "Atomic weights of the elements 2013 (IUPAC Technical Report)". Pure and Applied Chemistry. 88 (3). Table 2, 3 combined; uncertainty removed. doi:10.1515/pac-2015-0305.