Chemistry
Senior High
(2)〜(4)の式の作り方を教えてください
+ 173. 酸化剤と還元剤 次の(ア)~ (カ) をうめて、酸化剤と還元
す反応式を完成させよ。
(1) HNO3+(ア) → (イ)+NO2
(2) Cr2O72-14H++(ウ)→(エ)+7H2O
(3)(COOH)2 → (オ) +2H++2e-
(4) SO₂+2H₂O →→→→ (
)+4H++2e¯
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