Chemistry Bayer's reagent is Hydrogen peroxide Bromine water Alkaline potassium permanganate Acidified potassium permanganate Hydrogen peroxide Bromine water Alkaline potassium permanganate Acidified potassium permanganate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bone ash contains Calcium phosphate Calcium sulphate Phosphoric sulphate Calcium hypophosphate Calcium phosphate Calcium sulphate Phosphoric sulphate Calcium hypophosphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is made hard with Polymerisation Dehydration Dissociation of water Hydration and dissociation of water Polymerisation Dehydration Dissociation of water Hydration and dissociation of water ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Plaster of Paris' is made by partial dehydration of Blue vitriol Green vitriol Epsom salt Gypsum salt Blue vitriol Green vitriol Epsom salt Gypsum 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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