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Chemistry model question paper
31. The chemical symbol of sodium is –
(A) So
(B) Sd
(C) Na
(D) Nu
32. The acid generally stored in batteries is –
(A) Nitric Acid
(B) Hydrochloric Acid
(C) Sulphuric Acid
(D) Acetic Acid
33. Brass is an alloy of –
(A) Copper and tin
(B) Copper and Zinc
(C) Copper and Aluminium
(D) Iron and Copper
34. Contact lenses are made from –
(A) Polyvinyl chloride
(B) Teflon
(C) Poly styrene
(D) Lucite
35. Which gas is filled in refrigerators -?
(A) Chloroform carbon
(B) Acetylene
(C) Methane
(D) Butane
Chemistry quiz questions / Chemistry Question Answer
36. The metal that is used as a catalyst in the hydrogenation of oils is –
(A) Ni
(B) Pb
(C) Cu
(D) Pt
37. The major constituent of air is –
(A) Nitrogen
(B) Carbon
(C) Oxygen
(D) Hydrogen
38. Enzymes are
(A) Proteins
(B) Oils
(C) Minerals
(D) Fatty acids
39. Glucose is a-
(A) Monosaccharide
(B) Trisaccharide
(C) Disaccharide
(D) Polysaccharide
40. Insulin is –
(A) An amino acid
(B) A carbonate
(C) Protein
(D) A lipid
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