noun
permanganic acid
Inorganic acid with formula HMnO₄, known mainly as an intermediate in the production of permanganate salts. Rarely encountered in pure form; usually discussed in the context of its salts (過マンガン酸塩).
過マンガン酸は不安定で、純粋な形ではほとんど存在しない。
Permanganic acid is unstable and rarely exists in pure form.
過マンガン酸カリウムは強力な酸化剤として使われる。
Potassium permanganate is used as a strong oxidizing agent.