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氧化還原反應

Quiz by 黃正華

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3 questions
Show answers
  • Q1
    氧化還原反應中，被還原的物質會發生以下哪種變化？
    增加電子數量
    釋放電子
    生成氧氣
    接受電子
    30s
  • Q2
    以下哪個化學方程式代表了一個氧化還原反應？
    CaCO3 -> CaO + CO2
    2Na + Cl2 -> 2NaCl
    2HCl + NaOH -> NaCl + H2O
    H2O -> H2 + O2
    30s
  • Q3
    下列哪個是氧化還原反應的定義？
    氧氣被放出
    物質的相變化
    化學反應放出熱能
    電子轉移過程
    30s

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