Which material is commonly utilized as an adsorbent to eliminate SO2 from air or gas streams?

Chemical Environmental Engineering MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
Chemical Environmental Engineeringchemical-engineering › chemical-environmental-engineering-chemical-engineering
Published
11 Mar 2019
Last updated
28 May 2026

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Explanation

Limestone powder and alkali-treated alumina are effective adsorbents used to remove sulfur dioxide (SO2) from gases or air. While bog iron, silica gel, and activated carbon have various adsorption applications, they are not typically used for SO2 removal in gas purification.

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