Compare Elements

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

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Element comparison
Property Hf Hafnium Ti Titanium
Atomic Number 72 higher 22 higher
Symbol Hf different Ti different
Name Hafnium different Titanium different
Atomic Mass 178.49 higher 47.867 higher
Category Transition Metals same value Transition Metals same value
Period 6 higher 4 higher
Group 4 same value 4 same value
Block d-Block same value d-Block same value
Standard State Solid same value Solid same value
Electronegativity 1.3 lower 1.54 lower
Atomic Radius 212 higher 187 higher
Ionization Energy 6.825 lower 6.828 lower
Electron Affinity — no data 0.079 no data
Oxidation States +4 different +4, +3, +2 different
Melting Point 2506 K (2232.85 °C) higher 1941 K (1667.85 °C) higher
Boiling Point 4876 K (4602.85 °C) higher 3560 K (3286.85 °C) higher
Density 13.3 higher 4.5 higher
Electron Configuration [Xe]6s2 4f14 5d2 different [Ar]4s2 3d2 different
Year Discovered 1923 different 1791 different

higher lower