Chemistry The method of concentrating the ore which makes use of the difference in density between ore and impurities is called leaching liquation levigation magnetic separation leaching liquation levigation magnetic separation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Name two elements that find wide application in transistor industry Silicon and Germanium Iridium and Germanium Tungsten and Platinum Carbon and Platinum Silicon and Germanium Iridium and Germanium Tungsten and Platinum Carbon and Platinum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bauxite is used as raw material by which industry ? Gold Aluminium Steel Iron Gold Aluminium Steel Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry An important green-house gas other than methane being produced from the agricultural fields is Nitrous oxide Arsine Ammonia Sulphur dioxide Nitrous oxide Arsine Ammonia Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Dry powder fire extinguishers contain Sand and sodium bicarbonate Sand Sand and potassium carbonate Sand and sodium carbonate Sand and sodium bicarbonate Sand Sand and potassium carbonate Sand and sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemically ‘Quick Silver is known as Aluminium Silver Mercury Copper Aluminium Silver Mercury Copper ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS