Compare Elements

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

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Element comparison
Property Pr Praseodymium Y Yttrium
Atomic Number 59 higher 39 higher
Symbol Pr different Y different
Name Praseodymium different Yttrium different
Atomic Mass 140.9077 higher 88.9058 higher
Category Lanthanides different Transition Metals different
Period 6 higher 5 higher
Group 3 same value 3 same value
Block f-Block different d-Block different
Standard State Solid same value Solid same value
Electronegativity 1.13 lower 1.22 lower
Atomic Radius 239 higher 219 higher
Ionization Energy 5.464 lower 6.217 lower
Electron Affinity — no data 0.307 no data
Oxidation States +3 same value +3 same value
Melting Point 1204 K (930.85 °C) lower 1795 K (1521.85 °C) lower
Boiling Point 3793 K (3519.85 °C) higher 3618 K (3344.85 °C) higher
Density 6.77 higher 4.47 higher
Electron Configuration [Xe]6s2 4f3 different [Kr]5s2 4d1 different
Year Discovered 1885 different 1794 different

higher lower