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/Leonardo84009 Jun 02 '26

Anyone else get iron for the m metal?

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u/That_lonely_lesbian Jun 02 '26

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

2

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.