Compare Elements

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

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Element comparison
Property Nb Niobium Y Yttrium
Atomic Number 41 higher 39 higher
Symbol Nb different Y different
Name Niobium different Yttrium different
Atomic Mass 92.9064 higher 88.9058 higher
Category Transition Metals same value Transition Metals same value
Period 5 same value 5 same value
Group 5 higher 3 higher
Block d-Block same value d-Block same value
Standard State Solid same value Solid same value
Electronegativity 1.6 higher 1.22 higher
Atomic Radius 207 lower 219 lower
Ionization Energy 6.759 higher 6.217 higher
Electron Affinity 0.893 higher 0.307 higher
Oxidation States +5, +3 different +3 different
Melting Point 2750 K (2476.85 °C) higher 1795 K (1521.85 °C) higher
Boiling Point 5017 K (4743.85 °C) higher 3618 K (3344.85 °C) higher
Density 8.57 higher 4.47 higher
Electron Configuration [Kr]5s1 4d4 different [Kr]5s2 4d1 different
Year Discovered 1801 different 1794 different

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