Chemistry Ethylene is a ________ molecule. Covalent Polar Nonpolar Ionic Covalent Polar Nonpolar Ionic ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of improving the quality of rubber by heating it with sulphur is called. Acceleration Sulphonation Galvanization Vulcanization Acceleration Sulphonation Galvanization Vulcanization ANSWER DOWNLOAD EXAMIANS APP
Chemistry The advantage of detergents over soaps is Detergents could not give much lather Detergents give lather even with hard water Detergents are soluble in water Soaps give lather with only soft water Detergents could not give much lather Detergents give lather even with hard water Detergents are soluble in water Soaps give lather with only soft water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Natural rubber is a polymer of Vinyl acetate Isoprene Styrene Propene Vinyl acetate Isoprene Styrene Propene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is colourless ? Oxygen Sulphur Chlorine Phosphorus Oxygen Sulphur Chlorine Phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc. ? Lead peroxide and lead Zinc and carbon Iron and cadmium Nickel and cadmium Lead peroxide and lead Zinc and carbon Iron and cadmium Nickel and cadmium ANSWER DOWNLOAD EXAMIANS APP
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