Question

Arsenic adsorption on zerovalent iron oxide through exafs study

Answer 1

Answer:

Explanation:

Recent studies have revealed that iron-based adsorbents, which are non-toxic, ... Arsenic element exists as oxides in the soil, sediments and water in many parts of the .... Arsenic adsorption using iron compounds, zero-valent iron, iron-based bimetal ...... The EXAFS spectra indicated the bidentate binuclear corner-sharing ...

Answer 2

Answer:

➡ Removal of arsenic occurs through adsorption and coprecipitation during the formation of iron(III) hydroxides (12 … soluble than the oxidized form of the metal (5). Reduction of arsenate compounds to … to occur in acid solutions (5). This process forms a metallic arsenic cement that

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