context: Under anaerobic conditions, iron and steel alloys are slowly oxidized by the protons of water concomitantly reduced in molecular hydrogen (H
  2). The anaerobic corrosion of iron leads first to the formation of ferrous hydroxide (green rust) and can be described by the following reaction:
question: লোহার অবাত ক্ষয় কী ঘটায়?
answers: formation of ferrous hydroxide