Research Article

Corrosion Inhibition Effect of 4-Hydroxy-N′-[(E)-(1H-indole-2-ylmethylidene)] Benzohydrazide on Mild Steel in Hydrochloric Acid Solution

Figure 9

Adsorption of HIBH on the mild steel surface through (a) electrostatic interaction and (b) electron pair interaction.
(a)
(b)