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Periodic Table of the Elements: Rubidium

(Encyclopedia) Periodic Table of the Elements: Rubidium Atomic Number: 37 Atomic Symbol: Rb Rubidium Atomic Weight: 85.4678 Electron Configuration: 2 · 8 · 18 8 · 1

Periodic Table of the Elements: Ruthenium

(Encyclopedia) Periodic Table of the Elements: Ruthenium Atomic Number: 44 Atomic Symbol: Ru Ruthenium Atomic Weight: 101.07 Electron Configuration: 2 · 8 · 18 15 · 1

Periodic Table of the Elements: Rutherfordium

(Encyclopedia) Periodic Table of the Elements: Rutherfordium Atomic Number: 104 Atomic Symbol: Rf Rutherfordium Atomic Weight: (265) Electron Configuration: 2 · 8 · 18 32 · 32 10 · 2

Periodic Table of the Elements: Samarium

(Encyclopedia) Periodic Table of the Elements: Samarium Atomic Number: 62 Atomic Symbol: Sm Samarium Atomic Weight: 150.36 Electron Configuration: 2 · 8 · 18 24 · 8 · 2

Periodic Table of the Elements: Scandium

(Encyclopedia) Periodic Table of the Elements: Scandium Atomic Number: 21 Atomic Symbol: Sc Scandium Atomic Weight: 44.95591 Electron Configuration: 2 · 8 · 9 · 2

Periodic Table of the Elements: Seaborgium

(Encyclopedia) Periodic Table of the Elements: Seaborgium Atomic Number: 106 Atomic Symbol: Sg Seaborgium Atomic Weight: (271) Electron Configuration: 2 · 8 · 18 32 · 32 12 · 2

Periodic Table of the Elements: Selenium

(Encyclopedia) Periodic Table of the Elements: Selenium Atomic Number: 34 Atomic Symbol: Se Selenium Atomic Weight: 78.96 Electron Configuration: 2 · 8 · 18 · 6

Periodic Table of the Elements: Silicon

(Encyclopedia) Periodic Table of the Elements: Silicon Atomic Number: 14 Atomic Symbol: Si Silicon Atomic Weight: [28.084; 28.086] Electron Configuration: 2 · 8 · 4

Periodic Table of the Elements: Silver

(Encyclopedia) Periodic Table of the Elements: Silver Atomic Number: 47 Atomic Symbol: Ag Silver Atomic Weight: 107.8682 Electron Configuration: 2 · 8 · 18 18 · 1

Periodic Table of the Elements: Sodium

(Encyclopedia) Periodic Table of the Elements: Sodium Atomic Number: 11 Atomic Symbol: Na Sodium Atomic Weight: 22.98977 Electron Configuration: 2 · 8 · 1