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