Use of a Metallic Complex Derived from Curcuma Longa as Green Corrosion Inhibitor for Carbon Steel in Sulfuric Acid

Figure 10

Optimized molecular structure and HOMO and LUMO orbitals of the Sn-metallic complex, SnX molecule. Atomic colours represent gray (C), white (H), red (O), blue (N), and dark-blue-square (Sn).