87.13 Corrosion and protection of metals 2. Theoretical consideration Conjugation reaction s.m2→2m+2 Pre H/H, Pre h/H 2H++2e--2 corT Zn→Zn2++2e 9r[2H±2e Pre Zn+/Z n Pre zn*/zn Zn→Z Zn2++2e-→Zn! Igjsorr Igj Corrosion current Corrosion/ stable/ mixed potential lgjcorrConjugation reaction Corrosion current Corrosion / stable / mixed potential 2H+ + 2e− → H2 H2 → 2H+ + 2e− Zn → Zn2+ + 2e− Zn2+ + 2e− → Zn re Zn2+/Zn re H+ /H2  / V lg j lg j corr corr 2. Theoretical consideration re Zn2+/Zn re H+ /H2 2H+ + 2e− → H2 H2 → 2H+ + 2e− Zn → Zn2+ + 2e− Zn2+ + 2e− → Zn lg j corr  / V lg j corr §7.13 Corrosion and protection of metals