Chemistry The oxidation number of nickel in K4[Ni(CN)4] is Zero 8 –4 4 Zero 8 –4 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The advantage of detergents over soaps is Detergents are soluble in water Soaps give lather with only soft water Detergents give lather even with hard water Detergents could not give much lather Detergents are soluble in water Soaps give lather with only soft water Detergents give lather even with hard water Detergents could not give much lather ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements exhibits the greatest tendency to lose electrons ? Zinc Oxygen Fluorine Lithium Zinc Oxygen Fluorine Lithium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The alkaloid naturally found in coffee, cocoa and cola nut is Tannin Cocaine Morphine Caffeine Tannin Cocaine Morphine Caffeine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following has greatest mass ? Neutron Electron Proton Hydrogen nucleus Neutron Electron Proton Hydrogen nucleus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is an example of noble gas ? Nitrogen Chlorine Hydrogen Helium Nitrogen Chlorine Hydrogen Helium ANSWER DOWNLOAD EXAMIANS APP
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