Chemistry Piped Natural Gas (PNG) is used for Cooking Mining Anaesthesia Welding Cooking Mining Anaesthesia Welding ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of Cobalt in Vitamin B12 was established for the first time by Hydrolysis test Sodium Nitroprusside test Spectroscopy Borax-Bead test Hydrolysis test Sodium Nitroprusside test Spectroscopy Borax-Bead test ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is used in gas balloons instead of hydrogen gas because it is Lighter than hydrogen Non-combustible More abundant than hydrogen More stable Lighter than hydrogen Non-combustible More abundant than hydrogen More stable ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who developed the model of atomic structure ? Alfred Nobel Volta Faraday Bohr and Rutherford Alfred Nobel Volta Faraday Bohr and Rutherford ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of ‘Common salt’ is Ammonium chloride Sodium chloride Sodium nitrate Calcium chloride Ammonium chloride Sodium chloride Sodium nitrate Calcium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The hardest form of carbon is diamond charcoal graphite coke diamond charcoal graphite coke ANSWER DOWNLOAD EXAMIANS APP
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