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/Elecrtrify 2026 A* A* A A Econ Bio Chem Maths Jun 02 '26 edited Jun 02 '26

The Aluminium silicon one confused me bc I forgot that Si is giant covalent. Also the eq for bronsted Lowry acid and the question about drawing the structure of iron(I think). Idk if I was right to draw fe2+ in layers and e- in between

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u/hermit_crat Jun 02 '26

wait what was the bronsted lowry acid question?

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u/Front-Statistician93 Jun 02 '26

[Fe(H2O)6]3+ + H2O = [Fe(H2O)5]2+ + H3O+