[{"data":1,"prerenderedAt":187},["ShallowReactive",2],{"topic-page:\u002Fhigh-school\u002Fbasic-chemistry\u002Facid-base-and-redox\u002Fdaniell-cell-redox-reaction":3},{"topic":4,"category":159,"seo":164,"breadcrumbs":169,"prerequisites":176,"nextTopics":185,"relatedTopics":186},{"id":5,"slug":6,"title":7,"summary":8,"canonicalPath":9,"categoryPath":10,"difficulty":11,"targetAudience":12,"estimatedMinutes":13,"generatedAt":14,"publishedAt":14,"updatedAt":14,"reviewStatus":15,"tags":16,"expectedKnowledge":22,"learningGoal":26,"blocks":27},"high-school-basic-chemistry-acid-base-and-redox-daniell-cell-redox-reaction","daniell-cell-redox-reaction","ダニエル電池の酸化還元反応","亜鉛側の酸化と銅側の還元を分け、負極・正極、外部回路の電子の向き、塩橋の役割を対応させます。","\u002Fhigh-school\u002Fbasic-chemistry\u002Facid-base-and-redox\u002Fdaniell-cell-redox-reaction","\u002Fhigh-school\u002Fbasic-chemistry\u002Facid-base-and-redox","beginner","student_high",6,"2026-07-28","ai_generated",[17,18,19,20,21],"化学基礎","ダニエル電池","酸化還元","電子の流れ","塩橋",[23,24,25],"金属のイオン化傾向","半反応式","酸化剤・還元剤","ダニエル電池でZn側が負極・酸化、Cu側が正極・還元となることを、電子の流れと全体反応から説明できるようになる。",[28,34,43,68,83,89,99,122,128,134,150],{"id":29,"type":30,"title":31,"subtitle":32,"shortDefinition":33},"hero","HeroBlock","離れた場所で酸化と還元をつなぐ","電子は亜鉛負極から銅正極へ","ダニエル電池では、Znが負極で酸化されて電子を出し、Cu²⁺が正極で電子を受け取って還元されます。電子は外部回路をZn側からCu側へ流れます。",{"id":35,"type":36,"term":18,"definition":37,"plainExplanation":38,"keywords":39},"definition","DefinitionBlock","Zn\u002FZn²⁺系とCu²⁺\u002FCu系の酸化還元を別の容器または区画で進め、外部回路から電気エネルギーを取り出す電池です。","イオン化傾向が大きいZnが電子を出すためZn電極は負極です。電子は導線を通ってCu電極へ移動し、Cu²⁺がCuとして析出します。塩橋はイオンを移動させて両溶液の電荷の偏りを抑え、回路を保ちます。電子が塩橋を通るわけではありません。",[40,41,42],"Zn負極で酸化","Cu正極で還元","電子はZn→Cu",{"id":44,"type":45,"title":46,"lead":47,"formulas":48,"strategy":67},"formula","FormulaBlock","各極の半反応","放電中の極性、電子、物質変化を極ごとに読みます。",[49,58],{"label":50,"expression":51,"meaning":52,"symbols":53,"tip":57},"負極・酸化","Zn(s) 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