Compare Elements

Compare two chemical elements side by side across 19 atomic and physical properties.

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Element comparison
Property Lv Livermorium Fr Francium
Atomic Number 116 higher 87 higher
Symbol Lv different Fr different
Name Livermorium different Francium different
Atomic Mass 293.205 higher 223.0197 higher
Category Post-transition Metals different Alkali Metals different
Period 7 same value 7 same value
Group 16 higher 1 higher
Block p-Block different s-Block different
Standard State Expected to be a solid different Solid different
Electronegativity — no data 0.7 no data
Atomic Radius — no data 348 no data
Ionization Energy — no data 3.9 no data
Electron Affinity — no data 0.47 no data
Oxidation States +4, +2, -2 different +1 different
Melting Point — no data 300 K (26.85 °C) no data
Boiling Point — no data — no data
Density — no data — no data
Electron Configuration [Rn]7s2 7p4 5f14 6d10 (predicted) different [Rn]7s1 different
Year Discovered 2000 different 1939 different

higher lower