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