Chemistry Bayer's reagent is Bromine water Acidified potassium permanganate Alkaline potassium permanganate Hydrogen peroxide Bromine water Acidified potassium permanganate Alkaline potassium permanganate Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bone ash contains Calcium phosphate Calcium hypophosphate Phosphoric sulphate Calcium sulphate Calcium phosphate Calcium hypophosphate Phosphoric sulphate Calcium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is made hard with Dissociation of water Polymerisation Hydration and dissociation of water Dehydration Dissociation of water Polymerisation Hydration and dissociation of water Dehydration ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Plaster of Paris' is made by partial dehydration of Blue vitriol Epsom salt Gypsum salt Green vitriol Blue vitriol Epsom salt Gypsum salt Green vitriol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which substance is used to retard the setting action of cement? Na2O + K2O Al2O3 CaO CaSO4, 2H2O Na2O + K2O Al2O3 CaO CaSO4, 2H2O ANSWER DOWNLOAD EXAMIANS APP