Chemistry Who is known as the 'father of modern chemistry' Robert Boyle Antoine Lavoisier Democritus John Dalton Robert Boyle Antoine Lavoisier Democritus John Dalton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in pure form? Bauxite Iron Manganese Copper Bauxite Iron Manganese Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Metal are good conductors, because The molecules in them collide very freely They contain free electrons They contain reflecting surface The molecules in them are very close to each other The molecules in them collide very freely They contain free electrons They contain reflecting surface The molecules in them are very close to each other ANSWER DOWNLOAD EXAMIANS APP
Chemistry In the electroplating of gold, the electrolyte used is Gold chloride Gold nitrate Gold sulphate Potassium aurocyanide Gold chloride Gold nitrate Gold sulphate Potassium aurocyanide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is secondary air pollutant ? Dust particles SO2 NO2 Photochemical smog Dust particles SO2 NO2 Photochemical smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals causes Itai-Itai disease ? Chromium Cadmium Cobalt Copper Chromium Cadmium Cobalt Copper ANSWER DOWNLOAD EXAMIANS APP
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