Chemistry The elements with atomic numbers 9, 17, 35, 53, 85 are all Heavy metals Halogens Light metals Noble gases Heavy metals Halogens Light metals Noble gases ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alcohol prepared by the distillation of wood is : Methyl alcohol Propyl alcohol Ethyl alcohol Glycerol Methyl alcohol Propyl alcohol Ethyl alcohol Glycerol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron rusts quickly in Distilled water River water Rain water Sea water Distilled water River water Rain water Sea water ANSWER DOWNLOAD EXAMIANS APP
Chemistry The alkaloid naturally found in coffee, cocoa and cola nut is Caffeine Morphine Tannin Cocaine Caffeine Morphine Tannin Cocaine 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. ? Nickel and cadmium Iron and cadmium Zinc and carbon Lead peroxide and lead Nickel and cadmium Iron and cadmium Zinc and carbon Lead peroxide and lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Metal are good conductors, because They contain reflecting surface The molecules in them collide very freely They contain free electrons The molecules in them are very close to each other They contain reflecting surface The molecules in them collide very freely They contain free electrons The molecules in them are very close to each other ANSWER DOWNLOAD EXAMIANS APP
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