Research Article

Copper Corrosion Inhibition in 1 M HNO3 by Two Benzimidazole Derivatives

Table 5

Atomic charges with hydrogen summed into heavy atoms obtained using DFT at B3LYP/6–31(d, p) basis set.

Compound 𝑁 =–NH– S

MBI−0.538551−0.295407−0.066943
TMBI−0.651433−0.294465−0.257838