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elementos químicos
Autor :
sebastian guaman
1. GRUPO IA
2. Grupo IIA
3. Grupo VIIIA
4. Grupo VIIIB
Pd
Xe
Co
K
Be
Ar
Rb
Pt
Ir
He
Ne
Mg
Ni
Cs
Li
Rn
Fr
Sr
Ba
Fe
Ra
Kr
Ca
Na
