Chemistry The presence of Cobalt in Vitamin B12 was established for the first time by Borax-Bead test Sodium Nitroprusside test Hydrolysis test Spectroscopy Borax-Bead test Sodium Nitroprusside test Hydrolysis test Spectroscopy ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bridgmanite is A bridge on the river Thames Name of a music Name of a game Earth’s most abundant minera A bridge on the river Thames Name of a music Name of a game Earth’s most abundant minera ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rusting of iron takes place due to Carbonation Oxidation Corrosion Exfoliation Carbonation Oxidation Corrosion Exfoliation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to pollution of atmosphere by None of these Oxides of nitrogen and phosphorous Oxides of carbon and nitrogen Oxides of nitrogen and sulphur None of these Oxides of nitrogen and phosphorous Oxides of carbon and nitrogen Oxides of nitrogen and sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry PH value between 6.5-7.5 makes the soil Basic Neutral None of these Acidic Basic Neutral None of these Acidic ANSWER DOWNLOAD EXAMIANS APP