Chemistry Bayer's reagent is Hydrogen peroxide Acidified potassium permanganate Alkaline potassium permanganate Bromine water Hydrogen peroxide Acidified potassium permanganate Alkaline potassium permanganate Bromine water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bone ash contains Calcium hypophosphate Calcium sulphate Phosphoric sulphate Calcium phosphate Calcium hypophosphate Calcium sulphate Phosphoric sulphate Calcium phosphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is made hard with Dissociation of water Dehydration Polymerisation Hydration and dissociation of water Dissociation of water Dehydration Polymerisation Hydration and dissociation of water 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? Na2O + K2O Al2O3 CaO CaSO4, 2H2O Na2O + K2O Al2O3 CaO CaSO4, 2H2O ANSWER DOWNLOAD EXAMIANS APP
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