【简答题】![](https://cos-cdn.shuashuati.com/shuashuati-web/2024-0521-0905-00/logo-new-ad743.png)
下列各组物质间反应可能包括多步反应 , 其总的离子方程式正确的是 A.NaC1O (aq) 中通入少量 CO2:C1O- + CO2 + H20 =" HClO" +HC03- B.FeCl2在空气中被氧化:4Fe2++O2+2H20=4Fe3++40H- C.A1Cl3(aq)中投入过量Na: A13++4Na+2H20 = A102- + 4Na++ 2H2 ↑ D.FeBr2(aq)中通入少量C12: 2Fe2++4Br-+3C12= 2Fe3++2Br2+6C1-
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAYAAABzenr0AAAA5ElEQVRYR2NkGGDAOMD2M+B0wKpVq9huv/jbxPD/fxwDA4MkhQ59zsDIuEhVgrkuLCzsF7JZOB3QOml5B8P//+UUWoyqnZGxszovsoI4B0xc9gyfzxmZmb2rcsK3IRvWMWm599///7fgcfTz6vwoKWId8B+f75kZGX0q8iK3kugAhur8KJRQxx0FE5fhdQC5UTPqgNEQGA2B0RAYDYHREBgNgaETAuTW96TqG7yt4tbRFhGRIQBqHTP9+8dIoDUMTxqk5AK8zXKYiaDWMYhNpANIaJYPdMdkwLtmpOZnctUPeDkAAP6tmiH1ggTLAAAAAElFTkSuQmCC)
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