词条摘要：Cr(OH)3+NaOH===NaCrO2+2H2O 2NaCrO2+3H2O2+2NaOH===2Na2CrO4+4H2O 2Ba2++Cr2O72-+H2O===2BaCrO4 (柠橙黄色)+2H... [阅读全文]
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