10th Class Chemistry MCQS Water Online Test 2

3-cp-3-e-normally-rain-water-is-weakly-acidic-because-3-a-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-class-3-d-22-math-tex-22-3-e-5-c-5-c-28-co-2-5-c-5-c-29-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-ozone-is-beneficial-for-us-as-it-absorbs-3-a-3-c-2-fp-3-e_-_3-cp-3-e-ultraviolet-radiations-3-c-2-fp-3-e,3-cp-3-e-rapid-growth-of-algae-in-water-bodies-is-because-of-detergent-having-3-a-3-c-2-fp-3-e_-_3-cp-3-e-phosphate-salt-3-c-2-fp-3-e,3-cp-3-e-reactions-in-which-product-can-not-recombine-to-form-reactants-are-called-reactions-3-c-2-fp-3-e_-_3-cp-3-e-irreversible-3-c-2-fp-3-e,3-cp-3-e-take-about-3-cspan-class-3-d-22-math-tex-22-3-e-5-c-5-c-282-3-cm-5-e-3-5-c-5-c-29-3-c-2-fspan-3-e-of-the-given-organic-liquid-in-a-dry-test-tube-and-add-a-piece-of-sodium-metal-3-a-3-c-2-fp-3-e_-_3-cp-3-e-hydrogen-gas-will-evolve-3-c-2-fp-3-e,3-cp-3-e-the-functional-group-cooh-is-found-in-3-a-3-c-2-fp-3-e_-_3-cp-3-e-carboxylic-acid-3-c-2-fp-3-e,3-cp-3-e-the-product-of-lewis-acid-base-reaction-is-called-adduct-the-bond-between-the-adduct-specie-is-3-a-3-c-2-fp-3-e_-_3-cp-3-e-co-ordinate-covalent-3-c-2-fp-3-e,3-cp-3-e-units-of-3-cspan-class-3-d-22-math-tex-22-3-e-5-c-5-c-28-h-2-2-bi-2-5-c-5-crightleftharpoons-2-hi-5-c-5-c-29-3-c-2-fspan-3-e-in-the-reaction-3-cspan-class-3-d-22-math-tex-22-3-e-5-c-5-c-28-k-c-5-c-5-c-29-3-c-2-fspan-3-e-are-3-a-3-c-2-fp-3-e_-_3-cp-3-e-no-units-3-c-2-fp-3-e,3-cp-3-e-what-is-chemical-formula-of-ammonium-carbonate-3-f-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-class-3-d-22-math-tex-22-3-e-5-c-5-c-28-h-2-ncohn-4-5-c-5-c-29-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-what-is-molecular-formula-of-stearic-acid-3-f-3-c-2-fp-3-e_-_3-cp-3-e-3-cspan-class-3-d-22-math-tex-22-3-e-5-c-5-c-28-c-7-b-17-7-dh-7-b-35-7-d-5-c-5-c-29-3-c-2-fspan-3-e-3-c-2-fp-3-e,3-cp-3-e-when-imperial-chemical-industry-was-established-3-f-3-c-2-fp-3-e_-_3-cp-3-e-1944-3-c-2-fp-3-e,3-cp-3-e-which-one-of-the-following-helps-to-keep-the-bowel-functioning-properly-3-f-3-c-2-fp-3-e_-_3-cp-3-e-diatary-fibers-3-c-2-fp-3-e,which-ion-causes-water-hardness-3-f_-_mg-3-csup-3-e-2-2-b-3-c-2-fsup-3-e,which-salt-makes-water-permanently-hard-3-f_-_ca-so-3-csub-3-e-4-3-c-2-fsub-3-e