Research Article

Synthesis of α-MnO2 Nanomaterial from a Precursor γ-MnO2: Characterization and Comparative Adsorption of Pb(II) and Fe(III)

Figure 7

Pseudo-first-order kinetic plots for the adsorption of Pb(II) (a) and Fe(III) (c). Pseudo-second-order kinetic plots for the adsorption of Pb(II) (b) and Fe(III) (d). Intraparticle diffusion kinetic plots for the adsorption of Pb(II) (e) and Fe(III) (f).
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