Civil Services UPSC CAPF (Assistant Commandants) Test Series 2025 General Science Chemistry Surface Chemistry
The increasing order of adsorption power of adsorbents is given by
1
alumina > silica gel > magnesia > calcium carbonate
2
calcium carbonate < magnesia < silica gel < alumina
3
magnesia > calcium carbonate > alumina > silica gel
4
silica gel > magnesia > calcium carbonate > alumina