Chemistry Ultra purification of a metal is done by : Leaching Zone melting Smelting Slugging Leaching Zone melting Smelting Slugging ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the main nitrogenous waste in humans ? Ammonium Nitrate Urea Uric Acid Ammonia Ammonium Nitrate Urea Uric Acid Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron is extracted from Dolomite Haematite Bauxite Cinnabar Dolomite Haematite Bauxite Cinnabar ANSWER DOWNLOAD EXAMIANS APP
Chemistry Maximum permissible concentration of total hardness in drinking water is 500 200 50 100 500 200 50 100 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to recover copper from a solution of copper sulphate is Hg Na Fe Ag Hg Na Fe Ag ANSWER DOWNLOAD EXAMIANS APP
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