Chemistry The purest form of Iron is : Cast iron Pig iron Steel Wrought iron Cast iron Pig iron Steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most suitable unit for expressing nuclear radius is : Micron Fermi Nanometre Angstrom Micron Fermi Nanometre Angstrom ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a secondary pollutant ? PAN SO2 NO CO PAN SO2 NO CO ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of ‘Common salt’ is Calcium chloride Ammonium chloride Sodium nitrate Sodium chloride Calcium chloride Ammonium chloride Sodium nitrate Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to extinguish fire is Nitrogen Carbon dioxide Neon Carbon monoxide Nitrogen Carbon dioxide Neon Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry An electrochemical cell which is used as a source of direct electrical current at constant voltage under standard conditions is called a : Uninterrupted power supply (UPS) Battery Power transmittor Generator Uninterrupted power supply (UPS) Battery Power transmittor Generator ANSWER DOWNLOAD EXAMIANS APP