题目内容


(1)____HCl(浓)+____MnO2____Cl2↑+____MnCl2+____H2O

(2)____Cu+____HNO3(稀)===____Cu(NO3)2+____NO↑+____H2O

(3)____KI+____KIO3+____H2SO4===____I2+____K2SO4+____H2O

(4)____MnO+____H++____Cl-===____Mn2++____Cl2↑+____H2O


答案 (1)4 1 1 1 2 (2)3 8 3 2 4

(3)5 1 3 3 3 3 (4)2 16 10 2 5 8


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