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Chemistry - GCSE AQA - Combined Science - Higher
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Pregunta:
What is the formulae for iron oxide?
Autor: yxng.edxnRespuesta:
Fe = 3+ O = 2+ We need to cancel these out if we want to get a neutral charge. To do this, they both need to be the same number, and they both go into six. Two iron ions = Fe⁶⁺. Three oxygen ions = O⁶⁻. = Fe₂O₃
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Respuesta alternativas:
Fe₂O₃
Autor
yxng.edxn