Chemistry What is used in storage batteries? Tin Zinc Lead Copper Tin Zinc Lead Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a fertilizer? Calcium ammonium nitrate Calcium sulphate Potassium nitrate Ammonium sulphate Calcium ammonium nitrate Calcium sulphate Potassium nitrate Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Threshold limit value of copper in the atmospheric air is 0.01 mg/m3 1.0 mg/m3 0.001 mg/m3 5.0 mg/m3 0.01 mg/m3 1.0 mg/m3 0.001 mg/m3 5.0 mg/m3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pair of compounds used as anaesthetic in medicines : Chloroform, Nitrogen dioxide Ether, Ammonia Nitrous oxide, Chloroform Nitrogen dioxide, ether Chloroform, Nitrogen dioxide Ether, Ammonia Nitrous oxide, Chloroform Nitrogen dioxide, ether ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Plaster of Paris' is made by partial dehydration of Blue vitriol Gypsum salt Epsom salt Green vitriol Blue vitriol Gypsum salt Epsom salt Green vitriol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by a man was Silver Copper Bronze Brass Silver Copper Bronze Brass ANSWER DOWNLOAD EXAMIANS APP
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