Chemistry The acid rain destroys vegetations because it contains Ozone Sulphuric acid Carbon monoxide Nitric acid Ozone Sulphuric acid Carbon monoxide Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The tip of the match-stick contains Phosphorus trichloride White phosphorus Phosphorus pentoxide Red phosphorus Phosphorus trichloride White phosphorus Phosphorus pentoxide Red phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metallic constituents of hard water are : Magnesium, tin and iron Calcium, magnesium and iron Iron, tin and calcium Magnesium, calcium and tin Magnesium, tin and iron Calcium, magnesium and iron Iron, tin and calcium Magnesium, calcium and tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Atomic theory' of matter was given by Newton Dalton Pascal Avogadro Newton Dalton Pascal Avogadro ANSWER DOWNLOAD EXAMIANS APP
Chemistry The highest volume of gases in lower atmosphere is comprised of Nitrogen Hydrogen Oxygen Carbon dioxide Nitrogen Hydrogen Oxygen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid used in lead storage cells is Hydrochloric acid Nitric acid Phosphoric acid Sulphuric acid Hydrochloric acid Nitric acid Phosphoric acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS