12th Class Chemistry Past Paper MCQS 2017 Group 1 Test Lahore Board

amongst-the-following-2-c-the-compound-that-can-be-most-readily-sulphonated-is-3-a_-_toluene,co-ordination-number-of-pt-in-5-b-pt-cl-28-no-3-csub-3-e-2-3-c-2-fsub-3-e-29-28-nh-3-csub-3-e-3-3-c-2-fsub-3-e-294-5-d-is_-_6,ethers-show-the-phenomenon-of-3-a_-_metamerism,grignard-27-s-reagent-is-reactive-due-to-3-a_-_the-polarity-of-c-mg-bond,peroxyacetylnitrate-28-pan-29-is-an-irritant-to-human-beings-and-it-affects-3-a_-_eyes,phosphorus-helps-the-growth-of_-_seed,preparation-of-vegetable-ghee-involves_-_hydrogenation,which-acid-is-used-in-the-manufacture-of-synthetic-fibre-3-f_-_acetic-acid,which-catalyst-is-used-in-contact-process-3-f_-_v-3-csub-3-e-2-3-c-2-fsub-3-eo-3-csub-3-e-5-3-c-2-fsub-3-e,which-compound-is-called-universal-solvent-3-f_-_h-3-csub-3-e-2-3-c-2-fsub-3-eo,which-halogen-occurs-naturally-in-a-positive-oxidation-state-3-f_-_iodine,which-of-the-following-elements-is-not-present-abundantly-in-earth-27-s-crust-3-f_-_sodium,which-of-the-following-has-highest-boiling-point-3-f_-_2-hexanone,which-of-the-following-ion-has-maximum-hydration-energy_-_ca-3-csup-3-e-2-b-2-3-c-2-fsup-3-e,which-one-does-not-belong-to-the-alkaline-earth-metals-3-f_-_rn,which-one-is-neutral-amino-acid-3-f_-_glutamic-acid,which-one-of-the-following-nitrogenous-base-is-not-present-in-rna-3-f_-_thiamine