本题目来源于试卷: Mechanisms of Chemical Change F.2 Electron Transfer Reactions,类别为 IB化学
[单选题]
Which solution does n )m z,e;v+to+g2hyyu oot produce oxygen at the anode when electvcgp ; *roh7/vrolyzed with inert electrvh v /g7;cr*opodes?
A. Dilute $H_2SO_4(aq)$
B. Dilute NaCl(aq)
C. Concentrated NaCl(aq)
D. Concentrated $CuSO_4(aq)$
参考答案: C
本题详细解析:
$H_2O$ is more readily oxidized than $Cl_-$ and $SO4^{2-}_4$, however, when concentrated aqueous NaCl is used, chlorine is produced at the anode.
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