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1., Each element except period 1 begins with, 7., The tribasic acid is, ends up with., ..........., (a) Sulphuric acid, (a) Alkali metal (b) Halogens, (b) Nitric acid, (c) Noble gas, (d) Both (a) and (c), (c) Hydrochloric acid, 2. Which element from hydrated salt:, (d) Phosphoric acid, (a) Copper, (b) Zinc, 8., A non-metal which form positive ions is, (c) Iron, (d) All of above, (a) Carbon, (b) Silicon, 3. The solution of a substance which conduct, electricity is called, (c) Nitrogen, (d) Hydrogen, (a) Electrolyte, (b) Non-electrolyte, 9. Group 13 of modern periodic table is, (c) lon, (d) None of these, (a) Nitrogen family, (b) Boron family, 4. The vapour density of CO2 is, (b) 44, (c) Carbon family, (a) 22, (d) Oxygen family, (c) 3, (d) 16, 10. Hydrogen chloride molecule is an example of, 5., Covalent Bonds are formed by, (a) lonic compound, (a) lons, (b) Metals, (b) Polar covalent, (c) Non-metals, (d) Both (a) and (b), (c) Non-polar covalent, (d) None of these, 6. The fundamental particle, of atom responsible, for nuclear charge is, 11. Oxygen family is also known as, (a) Proton, (b) Electron, (a) Halogens, (b) Alkali metals, (c) Neutron, (d) Both (a) and (b), (c) Chalcogens, (d) Inert gases
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16. Which of the following metal is less reactive, then hydrogen?, 12. Molecular formula gives information about, (a) Composition of compounds, (a) Na (Sodium) (b) Cu (Copper), (b) Percentage of compound, (c) K (Potassium) (d) Fe (Iron), (c) Both (a) and (b), 17. The most reactive non-metal is, .. ........, (d) None of these, (a) Chlorine, (b) Flourine, 13. Metals generally shows the valency of, (c) Bromine, (d) lodine, 18. Calcium salts with sodium hydroxide gives, (a), + 1, (b) + 2, precipitates, (c), + 3, (d) All of above, (a) Blue, (b) White, (c) Green, (d) Red, 14. N + 3e, N-3, 19. Cations, migrates, to, during, The above reaction represents the process, of ., electrolysis?, (a) Anode, (a) Oxidation, (b) Reduction, (b) Cathode, (c) Electrolysis, (d) Redox, (c) Both (a) and (b), (d) None of these, 15. The number of atoms present in one molecule 20. Which of the following hydroxide is not or, of an element is called its:, alkali?, (a) Molecular number, (a) Amumonium hydroxide, (b) Atomic number, (b) Calcium hydroxide, (c) Avogadro's number, (c) Copper hydroxide, (d) Atomicity, (d) Sodium hydroxide
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26. An oxide which dissolve in both acid as well, 21. Which character remain constant when we, as base, moves from up to down in group., (a) Zno, (b) Cuo, (a) Atomic Radii, (c) CO2, (d) Mgo, (b) Valency, (c) Number of shells, 27. The process of electrolytic deposition of a, (d) All of above, superior metal on a bases material is known, as, 22. Alkali metals are, agents., (a) Electroplating (b) Reduction, (a) Oxidizing, (b) Reducing, (c) Oxidation, (d) None of these, (c) Decolourizing (d) Both (a) and (b), 28. The acid used in food stuff, 23. Impurities which remain behind at the, (a) Citric acid, (b) Tartiric acid, bottom of the all, (b) Slag, (c) Acetic acid, (d) All of above, (a) Anode mud, (c) Flux, (d) None of these, 29. The formula of Blue vitrol is, (a) CuSO4.5H2O (b) FESO4.7H,0, 24. A colourless metal ion is, (c) ZnSO4.7H20 d) None of these, (a) Mg*2, (b) Pb*2, (c) Cu*, (d) Both (a) and (b), 30 The separation of ions, which are already, present in an ionic compound is called, 25. The fundamental particles of atom that move, when electric current in passed through a, metal wire is, (a) Dissociation, (b) lonization, (a) Proton, (b) Neutron, (c) Reduction, (d) None of these, (c) Electron, (d) Polgirtion
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31. Which one is a soluble oxide, 36. The Empirical Formula of Sugar:, (a) Cuo, (b) Zno, (c) AH203, (d) Naz0, (a) CGH206, (b) CEH11011, (c) C12H22011, (d) None of these, 32. Among following ions which ion will get, easily discharged at anode:, 37., (a) so,, (b) Br, he, (c) NO3, (d) OH, 4, Be, 33. Arrange the following elements in increasing, 11, 12, 17, 20, 21, 27 2 29 30, 32, 31, 31, K-, order of information anthapy: (Na, K, Li and, 19, 22, 23, 25, 26, Ca, Cr, Cs), Study the above table and answer following, questions:, (a) Na > K > Li > Cs, (b) Li > Cs > K > Na, (), Name the transition metal, (b) Calcium, (a) Beryllium, (c) Silicon, (c) Cs < K < Na < Li, (d) Chromium, (d) None of these, (II), Which non-metal have valency 4., 34. An acid which is not an hydro acid, (a) Sulphur, (b) Helium, (c) Silicon, (d) Calcium, (a) H2S, (b) H2SO3, (III) A which element form basic oxide:, (c) HBr, (d) HCI, (a) Calcium, (b) Silicon, 35. The formula which represents simplest whole, (c) Sulphur, (d) Helium, numbers ratio, (IV) Which element is inert in nature., (a) Molecular formula, (a) He, (b) Empirical formula, (b) Kr, (c) Chemical formula, (c) Si, (d) Both (a) and (b)