根据表中信息判断，下列选项正确的是()序号反应物产物①KMn

根据表中信息判断，下列选项正确的是( )

A．第①组反应的其余产物为H₂O
B．第②组反应中Cl₂与FeBr₂的物质的量之比小于或等于1：2
C．第③组反应中生成1mol Cl₂，转移电子5mol
D．氧化性由强到弱顺序为MnO₄^-＞Cl₂＞Fe³⁺＞Br₂

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