看标准电极电势
Cl
Cl2+2e[-]=2Cl[-] E=1.35827 V
HOCl+H[+]+2e[-]=Cl[-]+H2O E=1.482 V
ClO3[-]+6H[+]+6e[-]=Cl[-]+3H2O E=1.451 V
ClO4[-]+8H[+]+8e[-]=Cl[-]+4H2O E=1.389 V
N
NO3[-]+3H[+]+2e[-]=HNO2+H2O E=0.934 V
NO3[-]+4H[+]+3e[-]=NO+2H2O E=0.957 V
NO3[-]+4H[+]+2e[-]=N2O4+2H2O E=0.803 V
明显硝酸无法氧化Cl[-]