Chemistry Which of the following is not an addition polymer Polystyrene Polythene PVC Nylon Polystyrene Polythene PVC Nylon ANSWER DOWNLOAD EXAMIANS APP
Chemistry One property of ammonia is It is a yellowish gas Its aqueous solution turns red litmus blue It is a odourless gas It is insoluble in water It is a yellowish gas Its aqueous solution turns red litmus blue It is a odourless gas It is insoluble in water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of Gammaxane is Benzene hexachloride Chloro benzene Toluene Aniline Benzene hexachloride Chloro benzene Toluene Aniline ANSWER DOWNLOAD EXAMIANS APP
Chemistry In the periodic table of elements, on moving from left to right across a period, the atomic radius Decreases Remains unchanged Increases Does not follow a definite pattern Decreases Remains unchanged Increases Does not follow a definite pattern ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid which is secreted by the glands in the stomach wall is Sulphuric acid Hydrochloric acid Phosphoric acid Nitric acid Sulphuric acid Hydrochloric acid Phosphoric acid Nitric acid 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 The oxygen content of water is isolated by petrol and thus it helps in burning Petrol is too inflammable to be extinguished by water 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 The oxygen content of water is isolated by petrol and thus it helps in burning Petrol is too inflammable to be extinguished by water ANSWER DOWNLOAD EXAMIANS APP