Chemistry Bleaching powder is prepared by passing : Chlorine over slaked lime Chlorine over quick lirne Oxygen over slaked lime Carbon dioxide over slaked lime Chlorine over slaked lime Chlorine over quick lirne Oxygen over slaked lime Carbon dioxide over slaked lime ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk is a colloidal system in which: Fat is dispersed in water Fat and water are dispersed in each other Fat is dissolved Water is dispersed in fat Fat is dispersed in water Fat and water are dispersed in each other Fat is dissolved Water is dispersed in fat ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the product formed when sodium bicarbonate is heated strongly? Sodium Peroxide Sodium Monoxide Sodium Hydroxide Sodium Carbonate Sodium Peroxide Sodium Monoxide Sodium Hydroxide Sodium Carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brown stains in vessels and clothes indicate the presence of high quantities of ________ in water Magnesium Manganese None of these Calcium Magnesium Manganese None of these Calcium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas involved in Bhopal incident was Hydrogen sulphide Methyl chloride Methyl isocyanide Nitrogen dioxide Hydrogen sulphide Methyl chloride Methyl isocyanide Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Why is water not suitable for putting out a petrol fire ? Water, being heavy, slips below petrol which thus remains in contact with air and burns The heat required for combustion of petrol is very low Petrol is too inflammable to be extinguished by water The oxygen content of water is isolated by petrol and thus it helps in burning Water, being heavy, slips below petrol which thus remains in contact with air and burns The heat required for combustion of petrol is very low Petrol is too inflammable to be extinguished by water The oxygen content of water is isolated by petrol and thus it helps in burning ANSWER DOWNLOAD EXAMIANS APP
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