Chemistry A pungent smell often present near the urinals is due to Chlorine Urea Sulphur-di- oxide Ammonia Chlorine Urea Sulphur-di- oxide Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry Why is water not suitable for putting out a petrol fire ? The heat required for combustion of petrol is very low Water, being heavy, slips below petrol which thus remains in contact with air and burns Petrol is too inflammable to be extinguished by water The oxygen content of water is isolated by petrol and thus it helps in burning The heat required for combustion of petrol is very low Water, being heavy, slips below petrol which thus remains in contact with air and burns 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
Chemistry Which one of the following metals does not react with water to produce Hydrogen ? Potassium Lithium Cadmium Sodium Potassium Lithium Cadmium Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a ‘green house gas’ ? Chlorofluorocarbons Nitrogen Methane Carbon dioxide Chlorofluorocarbons Nitrogen Methane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid which is secreted by the glands in the stomach wall is Nitric acid Phosphoric acid Sulphuric acid Hydrochloric acid Nitric acid Phosphoric acid Sulphuric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry One property of ammonia is It is a yellowish gas It is a odourless gas Its aqueous solution turns red litmus blue It is insoluble in water It is a yellowish gas It is a odourless gas Its aqueous solution turns red litmus blue It is insoluble in water ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS