中学 2 年の理科で習う化学反応式まとめ
水素 + 酸素 → 水
2H2 + O2 → 2H2O
炭素 + 酸素 → 二酸化炭素
C + O2 → CO2
炭酸水素ナトリウムの熱分解
2NaHCO3 → Na2CO3 + CO2 + H2O
酸化銀の熱分解
2Ag2O → 4Ag + O2
鉄 + 硫黄 → 硫化鉄
Fe + S → FeS
銅 + 酸素 → 酸化銅
Cu + O → CuO
酸化銅＋炭素
2CuO + C → 2Cu + CO2
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