The Inert Pair Effect ·
Why Heavy Main-Group Elements Skip Two Oxidation States
un
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.com · 6s² · relativity · Pb·Tl·Bi
element
Pb
state
6s² intact
E°
—
step
—
6s² inert pair
6p valence electrons
bonded ligand (X)
nucleus (Z=82)
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.com · The Inert Pair Effect — Concepts