astatine
81Chromium — This article is about the chemical element. For other uses, see Chromium (disambiguation). vanadium ← chromium → manganese ↑ Cr ↓ Mo …
82Cobalt — This article is about the metal. For other uses, see Cobalt (disambiguation). iron ← cobalt → nickel ↑ Co ↓ Rh …
83Cerium — lanthanum ← cerium → praseodymium ↑ Ce ↓ Th …
84Curium — This article is about the chemical element. For the ancient city located in Cyprus, see Kourion. americium ← curium → berkelium …
85Caesium — xenon ← caesium → barium Rb ↑ Cs ↓ Fr …
86Dubnium — rutherfordium ← dubnium → seaborgium Ta ↑ Db ↓ (Upp) …
87Electron shell — Periodic table with electron shells An electron shell may be thought of as an orbit followed by electrons around an atom s nucleus. The closest shell to the nucleus is called the 1 shell (also called K shell ), followed by the 2 shell (or L shell …
88Fermium — Not to be confused with Ferrum , the Latin name for Iron. einsteinium ← fermium → mendelevium …
89Gold — This article is about the metal. For the color, see Gold (color). For other uses, see Gold (disambiguation). platinum ← gold → mercury …
90Hafnium — lutetium ← hafnium → tantalum Zr ↑ Hf ↓ Rf …
