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