Compare Elements

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

Swap
Element comparison
Property Hs Hassium Th Thorium
Atomic Number 108 higher 90 higher
Symbol Hs different Th different
Name Hassium different Thorium different
Atomic Mass 269.1336 higher 232.038 higher
Category Transition Metals different Actinides different
Period 7 same value 7 same value
Group 8 higher 3 higher
Block d-Block different f-Block different
Standard State Solid same value Solid same value
Electronegativity — no data 1.3 no data
Atomic Radius — no data 237 no data
Ionization Energy — no data 6.08 no data
Electron Affinity — no data — no data
Oxidation States 8, 6, 5, 4, 3, 2 different +4 different
Melting Point — no data 2023 K (1749.85 °C) no data
Boiling Point — no data 5061 K (4787.85 °C) no data
Density — no data 11.72 no data
Electron Configuration [Rn]7s2 5f14 6d6 different [Rn]7s2 6d2 different
Year Discovered 1984 different 1828 different

higher lower