Chemistry A pungent smell often present near the urinals is due to Urea Chlorine Ammonia Sulphur-di- oxide Urea Chlorine Ammonia Sulphur-di- oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid used in lead storage cells is Nitric acid Phosphoric acid Hydrochloric acid Sulphuric acid Nitric acid Phosphoric acid Hydrochloric acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry When lime juice is dropped on baking soda, brisk effervescence takes place because the gas evolved is Carbon dioxide Hydrogen Oxygen All of them Carbon dioxide Hydrogen Oxygen All of them ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following was used as a chemical weapon in the first world war ? Hydrogen cyanide Water gas Mustard gas Carbon monoxide Hydrogen cyanide Water gas Mustard gas Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Tear gas used by the police to disperse the mob contains Hydrogen sulphide Ammonia Chlorine Carbon dioxide Hydrogen sulphide Ammonia Chlorine Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by man was gold iron bronze copper gold iron bronze copper ANSWER DOWNLOAD EXAMIANS APP
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