草酸錳是一種化合物,化學式為MnC2O4。
製備和性質
硝酸錳和草酸銨在水溶液中反應,可以得到正交晶系的γ-MnC2O4·2H2O。MnC2O4·3H2O會經α-MnC2O4·2H2O(該相可由乙酸錳濃溶液反應製得[3])轉變為γ-MnC2O4·2H2O。[2]
草酸錳也可由乙酸錳四水合物和草酸銨一水合物在固相研磨後於80 °C反應得到。[1]
草酸錳受熱可以分解,生成一氧化錳,在空氣中加熱時還會有氧化產物三氧化二錳生成:[5]
- MnC2O4 → MnO + CO + CO2
- 4 MnC2O4 + 3 O2 → 2 Mn2O3 + 8 CO2
參考文獻
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