Chemistry Concentration of a material which is lethal to 50% animal is called ADI LC50 NOAEL LD50 ADI LC50 NOAEL LD50 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following, which one pollutes the air of a big city ? Cadmium Chromium Copper Lead Cadmium Chromium Copper Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron is extracted from Dolomite Cinnabar Haematite Bauxite Dolomite Cinnabar Haematite Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following alkali metals has highest specific heat? Lithium Caesium Rubidium Potassium Lithium Caesium Rubidium Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The property of hydrogen which distinguishes it from alkali metals is Its non-metallic character Its affinity for non-metal Its reducing character Its electropositive character Its non-metallic character Its affinity for non-metal Its reducing character Its electropositive character ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of air is nitrogen oxygen hydrogen carbon dioxide nitrogen oxygen hydrogen carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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