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工业上采用以铁和石墨为电极,电解K2MnO4溶液制取KMnO4。(1)电解过程中阴极附近溶液的pH将会。答案:增大(2)阳

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工业上采用以铁和石墨为电极,电解K 2 MnO 4 溶液制取KMnO 4

(1)电解过程中阴极附近溶液的pH将会                                                               

答案:增大

(2)阳极的电极反应方程式为                                                                               

答案:MnO -e ===MnO

(3)电解时,总的化学反应方程式为                                                                    

工业上采用以铁和石墨为电极,电解K 2 MnO 4 溶液制取KMnO 4

(1)电解过程中阴极附近溶液的pH将会                                                               

答案:增大

(2)阳极的电极反应方程式为                                                                               

答案:MnO -e ===MnO

(3)电解时,总的化学反应方程式为                                                                    

工业上采用以铁和石墨为电极,电解K 2 MnO 4 溶液制取KMnO 4

2 4 4

(1)电解过程中阴极附近溶液的pH将会                                                               

                                                              

答案:增大

(2)阳极的电极反应方程式为                                                                               

                                                                              

答案:MnO -e ===MnO

(3)电解时,总的化学反应方程式为                                                                    

                                                                   

▼优质解答
答案和解析
答案:2K2MnO4+2H2O===2KMnO4+ H2↑+2KOH
答案:2K2MnO4+2H2O===2KMnO4+ H2↑+2KOH