Compare Elements

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

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Element comparison
Property Ga Gallium Nh Nihonium
Atomic Number 31 lower 113 lower
Symbol Ga different Nh different
Name Gallium different Nihonium different
Atomic Mass 69.723 lower 286.182 lower
Category Post-transition Metals same value Post-transition Metals same value
Period 4 lower 7 lower
Group 13 same value 13 same value
Block p-Block same value p-Block same value
Standard State Solid different Expected to be a solid different
Electronegativity 1.81 no data — no data
Atomic Radius 187 no data — no data
Ionization Energy 5.999 no data — no data
Electron Affinity 0.3 no data — no data
Oxidation States +3 no data — no data
Melting Point 302.91 K (29.76 °C) no data — no data
Boiling Point 2477 K (2203.85 °C) no data — no data
Density 5.91 no data — no data
Electron Configuration [Ar]4s2 3d10 4p1 different [Rn]5f14 6d10 7s2 7p1 (predicted) different
Year Discovered 1875 different 2004 different

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