Chemistry German silver used for making utensils is an alloy of Copper, silver, nickel Copper, zinc, aluminium Copper, nickel, aluminium Copper, zinc, nickel Copper, silver, nickel Copper, zinc, aluminium Copper, nickel, aluminium Copper, zinc, nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is extensively used for sterilizing water ? Alum Borax powder Bleaching powder Soda powder Alum Borax powder Bleaching powder Soda powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals pollutes the air of a city having large number of automobiles? Chromium Cadmium Lead Copper Chromium Cadmium Lead Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main chemical constituent of the oil of cardamom which is responsible for flavour of this oil is cineole engenol limonene geraniol cineole engenol limonene geraniol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The advantage of detergents over soaps is Soaps give lather with only soft water Detergents could not give much lather Detergents are soluble in water Detergents give lather even with hard water Soaps give lather with only soft water Detergents could not give much lather Detergents are soluble in water Detergents give lather even with hard water ANSWER DOWNLOAD EXAMIANS APP