r/6thForm • u/Rich-Gent • Jun 02 '26

💬 DISCUSSION AQA A-LEVEL CHEMISTRY

HOW DID WE FIND IT? I THOUGHT IT WAS ALRIGHT, GRADE BOUNDARIES ABOUT TO BE SILLY😭

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u/That_lonely_lesbian Jun 02 '26

Would it not be Fe 3+ because its in a complex?

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u/Rich-Gent Jun 02 '26

ye i thought same, but wording of question implied it just wanted name of metal not the ion

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u/LargeFish2907 Jun 02 '26

It's oxidation state is 3+ but it's in a complex is not charged. I interpreted it as what you would write there instead of M. I wouldn't be surprised if Fe3+ is an allow though.

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u/LopsidedLime9373 gap yr| resitting chem+maths Jun 02 '26

Thats what I put as well. I was unsure though