Chemistry Acid rain is caused due to pollution of atmosphere by Oxides of nitrogen and sulphur Oxides of carbon and nitrogen Oxides of nitrogen and phosphorous None of these Oxides of nitrogen and sulphur Oxides of carbon and nitrogen Oxides of nitrogen and phosphorous None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is 'milk of magnesia' chemically? Calcium hydroxide Magnesium carbonate Sodium bicarbonate Magnesium hydroxide Calcium hydroxide Magnesium carbonate Sodium bicarbonate Magnesium hydroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ammonial is a mixture of Aluminium powder and ammonium chloride Aluminium powder and ammonium sulphate Aluminium powder and ammonium nitrate Aluminium powder and potassium nitrate Aluminium powder and ammonium chloride Aluminium powder and ammonium sulphate Aluminium powder and ammonium nitrate Aluminium powder and potassium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry When iron rusts, its weight Increases Remains the same First increases and then decreases Decreases Increases Remains the same First increases and then decreases Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemistry The purest form of water in nature is Sea water Rain water Lake water River water Sea water Rain water Lake water River water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nucleons are regarded as composites sub-particles known as Photons Mesons Leptons Quarks Photons Mesons Leptons Quarks ANSWER DOWNLOAD EXAMIANS APP