Chemistry Which one of the following metals is used to galvanise iron ? Lead Copper Mercury Zinc Lead Copper Mercury Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lightest gas which is non-inflammable is Oxygen Helium Nitrogen Hydrogen Oxygen Helium Nitrogen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conduction band electrons have more mobility than holes because they Experience collision less frequently Have negative charge Are lighter Need less energy to move them Experience collision less frequently Have negative charge Are lighter Need less energy to move them ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following alloy is used in making magnet ? Stainless steel Magnalium Duralumin Alnico Stainless steel Magnalium Duralumin Alnico ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a gaseous air pollutant? Hydrocarbon Oxides of sulphur Smoke Oxides of nitrogen Hydrocarbon Oxides of sulphur Smoke Oxides of nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which amidst the following is not a gem stone ? Pearl Opal Cat's-eye Topaz Pearl Opal Cat's-eye Topaz ANSWER DOWNLOAD EXAMIANS APP
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