1 6 7 3 1 1 7望采纳
_K2Cr2O7+_H2SO4+_FeSO4=>_Fe2(SO4)3+_K2SO4+_Cr2(SO4)3+_H2O
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相关问题
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K2Cr2O7+H2SO4+K2SO3=K2SO4+Cr2(SO4)3+H2O
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已知反应:①2K2CrO4+H2SO4=K2Cr2O7+K2SO4+H2O,②K2Cr2O7+6FeSO4+7H2SO4
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已知反应:①2K2CrO4+H2SO4=K2Cr2O7+K2SO4+H2O,②K2Cr2O7+6FeSO4+7H2SO4
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已知反应①2K2CrO4+H2SO4=K2Cr2O7+K2SO4+H2O,②K2Cr2O7+6FeSO4+7H2SO4=
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C+K2Cr2O7+H2SO4 ------ CO2+Cr2(SO4)3+K2SO4+H2O 配平
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K2Cr2O7+CH3CH2OH+H2SO4--Cr2(SO4)3+CH3COOH+K2SO4+H2O
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3C+2K2Cr2O7+8H2SO4→2K2SO4+3CO2↑+2Cr2(SO4)3+8H2O
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h2o2+cr2(so4)3+ X(未知)====k2so4+k2cr04+h20
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H2O2+Cr2(SO4)3+KOH --K2SO4+K2CrO4+H2O
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2K2Cr2O7+3CH3CH2OH+8H2SO4--2Cr2(SO4)3+ 3CH3COOH+2K2SO4+11H2O