Chemistry Bayer's reagent is Bromine water Acidified potassium permanganate Hydrogen peroxide Alkaline potassium permanganate Bromine water Acidified potassium permanganate Hydrogen peroxide Alkaline 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 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 Gypsum salt Green vitriol Epsom salt Blue vitriol Gypsum salt Green vitriol Epsom salt Blue vitriol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which substance is used to retard the setting action of cement? Al2O3 Na2O + K2O CaSO4, 2H2O CaO Al2O3 Na2O + K2O CaSO4, 2H2O CaO ANSWER DOWNLOAD EXAMIANS APP
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