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СÅÖÅÖÊó: ½ð±Ò+5, ¡ïÓаïÖú 2016-06-15 16:34:05
ÇàÈô: ½ð±Ò+2, лл»ØÌû£¬ÐÁ¿àÁË 2016-06-15 23:52:34
2FeSO4¸ßÎÂ=Fe2O3+SO2¡ü+SO3¡ü
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2Â¥2016-06-15 16:29:27
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2Â¥: Originally posted by ÐÂÊÖÒÑÉÏ· at 2016-06-15 16:29:27
2FeSO4¸ßÎÂ=Fe2O3+SO2¡ü+SO3¡ü

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3Â¥2016-06-15 16:34:40
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3Â¥: Originally posted by СÅÖÅÖÊó at 2016-06-15 16:34:40
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On heating, iron(II) sulfate first loses its water of crystallization and the original green crystals are converted into a brown colored anhydrous solid. When further heated, the anhydrous material releases sulfur dioxide and white fumes of sulfur trioxide, leaving a reddish-brown iron(III) oxide. Decomposition of iron(II) sulfate begins at about 680 ¡ãC (1,256 ¡ãF).

2 FeSO4 ¡ú Fe2O3 + SO2 + SO3
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4Â¥2016-06-15 16:43:31
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