Compare Elements

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

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Element comparison
Property Ca Calcium Ti Titanium
Atomic Number 20 lower 22 lower
Symbol Ca different Ti different
Name Calcium different Titanium different
Atomic Mass 40.08 lower 47.867 lower
Category Alkaline Earth Metals different Transition Metals different
Period 4 same value 4 same value
Group 2 lower 4 lower
Block s-Block different d-Block different
Standard State Solid same value Solid same value
Electronegativity 1 lower 1.54 lower
Atomic Radius 231 higher 187 higher
Ionization Energy 6.113 lower 6.828 lower
Electron Affinity — no data 0.079 no data
Oxidation States +2 different +4, +3, +2 different
Melting Point 1115 K (841.85 °C) lower 1941 K (1667.85 °C) lower
Boiling Point 1757 K (1483.85 °C) lower 3560 K (3286.85 °C) lower
Density 1.54 lower 4.5 lower
Electron Configuration [Ar]4s2 different [Ar]4s2 3d2 different
Year Discovered Ancient different 1791 different

higher lower