Chemistry Which among the following metals provides amphoteric oxide ? Aluminium Silver Sodium Calcium Aluminium Silver Sodium Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Stainless steel is an alloy of Chromium, carbon and iron Chromium and iron Chromium and carbon Carbon and iron Chromium, carbon and iron Chromium and iron Chromium and carbon Carbon and iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Fertiliser having high nitrogen content is : Calcium citrate Urea Ammonium nitrate Ammonium sulphate Calcium citrate Urea Ammonium nitrate Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Removal of carbon particles from air involves the principle of Electrophoresis Precipitation Sedimentation Filteration Electrophoresis Precipitation Sedimentation Filteration ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron filings can be separated from a heterogenous mixture using the technique of : Evaporation Magnetization Sublimation Sedimentation Evaporation Magnetization Sublimation Sedimentation ANSWER DOWNLOAD EXAMIANS APP
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