Soru:
elerden 12.1. Na + H₂O → NaOH + H₂ II. HCl3 + NH3 → NH4CI NHẠCH 2+ III. Pb²+ + SO² → PbSO4 ->> IV. KMnO4 + HCI → KCI + MnCl₂ + C

elerden 12.1. Na + H₂O → NaOH + H₂ II. HCl3 + NH3 → NH4CI NHẠCH 2+ III. Pb²+ + SO² → PbSO4 ->> IV. KMnO4 + HCI → KCI + MnCl₂ + Cl₂ + H₂O V. N₂O5 + H₂O → 2H+ + 2NO3 Yukarıda verilen tepkimelerin kaç tanesi yükseltgen- me-indirgeme (redoks) tepkimesidir? D) 4 A) 1 B) 2 C) 3 E) 5