Activated alumina 1 Aluminum oxide 1 Article 1 Calcite 1 Calcium carbonate 1 Carbonate minerals Catalyst selectivity 1 Catalyst supports 1 Catalytic behavior 1 Chemical industry 1 Chlorine compounds 1 Commercial catalyst 1 Dissociative adsorption 1 Electronic properties 1 Gas adsorption 1 High selectivity 1 Hydrocarbons 1 Isomerization 1 Isomerization reaction 1 Magnesia 1 Mild reaction conditions 1 Operational conditions 1 Oxide minerals 1 Palladium 1 Palladium compounds 1 Purification 1 Selective hydrogenation 1 acidity 1 activated carbon 1 adsorption 1