12th Class Chemistry Past Paper MCQS 2013 Group 2 Test Lahore Board

a-carboxylic-acid-contains-3-a_-_a-carboxyl-group,ammonium-nitrate-fertilizer-is-not-used-for-which-crop-3-a_-_paddy-rice,among-group-va-elements-2-c-the-most-electronegative-element-is-3-a_-_n,cannizzaro-27-s-reaction-is-not-given-by-3-a_-_triethylacetaldehyde,mark-the-correct-statement_-_na-3-csup-3-e-2-b-3-c-2-fsup-3-e-is-smaller-than-na-atom,peroxyacetylnitrate-28-pan-29-is-an-irritant-to-human-beings-and-it-affects-3-a_-_eyes,preparation-of-vegetable-ghee-involves_-_hydrogenation,the-conversion-of-n-hexane-into-benzene-by-heating-in-the-presence-of-pt-is-called-3-a_-_aromatization,the-reaction-between-fat-and-na-oh-is-called-3-a_-_saponification,the-state-of-hybridization-of-carbon-atom-in-methane-is-3-a_-_sp-3-csup-3-e-3-3-c-2-fsup-3-e,which-enzyme-is-not-involved-in-fermentation-of-starch-3-f_-_urease,which-metal-is-used-in-the-thermite-process-because-of-its-activity-3-f_-_aluminium,which-noble-gas-is-used-in-bactericidal-lamps-3-f_-_xe,which-of-the-following-is-non-typical-transition-metal-3-f_-_zn,which-of-the-following-reagents-will-react-with-both-aldehydes-and-ketones-3-f_-_grignard-27-s-reagent,which-one-of-the-following-does-not-belong-to-alkaline-earth-metals-3-f_-_rn,which-one-of-the-following-is-not-a-nucleophile-3-f_-_bf-3-csub-3-e-3-3-c-2-fsub-3-e