4,08 g AlHal₃ kislotali sharoitda oksidlash uchun 0,4 M li KMnO₄ eritmasidan 15 ml sarflandi. Tuzni toping.

  1. AlBr₃
  2. AlF₃
  3. AlI₃
  4. AlCl₃

📝 Detailed explanation

n(KMnO₄)=0,006 mol; ē=0,03 mol. Hal⁻ ⇒ Hal⁰: n(Hal⁻)=0,03 mol ⇒ n(AlHal₃)=0,01 mol ⇒ M=408 ⇒ AlI₃ (M=408).
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