Pregunta:
In compounds many atoms or ions have fixed oxidation numbers: (5)
Autor: Phillanie JacobsRespuesta:
1. Group 1 elements are always +1 2. Group 2 elements are always +2 3. Fluorine is always -1 4. Hydrogen is +1 (except in metal hydrides is -1) 5. Oxygen is -2
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Autor
Phillanie Jacobs