12th Class Chemistry Past Paper MCQS 2019 Group 2 Test Multan Board

a-single-chloride-free-radical-can-destroy-how-many-ozone-molecules-3-f_-_100-2-c-000,chile-saltpeter-has-the-chemical-formula-3-a_-_na-no-3-csub-3-e-3-3-c-2-fsub-3-e,ethanol-can-be-converted-into-ethanoic-acid-by-3-a_-_oxidation,mark-the-correct-statement_-_na-3-csup-3-e-2-b-3-c-2-fsup-3-e-is-smaller-than-na-atom,preparation-of-vegetable-ghee-involves_-_hydrogenation,sn-3-csub-3-e-2-3-c-2-fsub-3-e-reactions-can-be-best-carried-out-with-3-a_-_primary-alkyl-halides,the-flavor-of-amylacetate-is-3-a_-_banana,the-state-of-hybridization-of-carbon-atom-in-methane-is-3-a_-_sp-3-csup-3-e-3-3-c-2-fsup-3-e,vegetable-oils-are_-_polyesters,which-catalyst-is-used-in-friedel-crafts-reactions_-_al-cl-3-csub-3-e-3-3-c-2-fsub-3-e,which-metal-is-used-in-the-thermite-process-because-of-its-activity-3-f_-_aluminium,which-of-the-following-element-is-not-present-in-all-proteins-3-f_-_sulphur,which-of-the-following-hydrogen-halide-is-the-weakest-acid-in-solution-3-f_-_hf,which-of-the-following-is-non-typical-transition-element-3-f_-_zn,which-of-the-following-species-has-the-maximum-number-of-unpaired-electrons-3-f_-_o-3-csub-3-e-2-3-c-2-fsub-3-e,which-of-the-following-will-have-the-highest-boiling-point-3-f_-_2-hexanone,which-woody-raw-material-is-used-for-the-manufacture-of-paper-pulp-3-f_-_poplar