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Gaokao Chemistry Practice Question

5. 铁铂蓄电池又称爱迪生电池, 放电时的总反应为: $\mathrm{Fe}^{+} \mathrm{Ni}_{2} \mathrm{O}_{3}+3 \mathrm{H}_{2} \mathrm{O}=\mathrm{Fe}(\mathrm{OH})$ ${ }_{2}+2 \mathrm{Ni}(\mathrm{OH})_{2}$ 下列有关该电池的说法不正确的是( $)$

  1. A.电池的电解液为碱性溶液, 正极为 $\mathrm{Ni}_{2} \mathrm{O}_{3}$ 、负极为 $\mathrm{Fe}$
  2. B.电池放电时, 负极反应为 $\mathrm{Fe}+2 \mathrm{OH}^{-}-2 \mathrm{e}^{-}=\mathrm{Fe}(\mathrm{OH})_{2}$
  3. C.电池充电过程中, 阴极附近溶液的碱性减弱
  4. D.电池充电时, 阳极反应为 $2 \mathrm{Ni}(\mathrm{OH}){ }_{2}+2 \mathrm{OH}^{-}-2 \mathrm{e}^{-}=\mathrm{Ni}_{2} \mathrm{O}_{3}+3 \mathrm{H}_{2} \mathrm{O}$

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