Erbium

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Er    is the chemical symbol for    Erbium Science & Nature > Chemical Symbols

Erbium    belongs to    Rare Earth Science & Nature > Element Groups

Erbium    has the atomic number of    68 Science & Nature > Atomic Numbers

Terbium    belongs to    Rare Earth Science & Nature > Element Groups

Yb    is the chemical symbol for    Ytterbium Science & Nature > Chemical Symbols

Terbium    has the atomic number of    65 Science & Nature > Atomic Numbers

Tb    is the chemical symbol for    Terbium Science & Nature > Chemical Symbols

Ytterbium    has the atomic number of    70 Science & Nature > Atomic Numbers

Ytterbium    belongs to    Rare Earth Science & Nature > Element Groups