A-LevelChemistryElectrochemistry9701/12 · Feb/Mar 2023 · Q61 Mark
The ore psilomelane may be considered to have the general formula Ba(Mnˣ⁺)(Mnʸ⁺)₈O₁₆(OH)₄. In this general formula, x+ and y+ are the two different oxidation states of manganese in psilomelane. What could be the values of x and y? [Table with columns "x", "y"]
A2, 4
B6, 4
C6, 3
D7, 3
✓ Correct answer
A: 2, 4
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