Chemistry A pungent smell often present near the urinals is due to Urea Ammonia Chlorine Sulphur-di- oxide Urea Ammonia Chlorine Sulphur-di- oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The quality of petrol is expressed in terms of Cetane number Added unlead compounds Octane number Gold number Cetane number Added unlead compounds Octane number Gold number ANSWER DOWNLOAD EXAMIANS APP
Chemistry J.J. Thomson’s proposed model of atom is generally called ________ model. Cream and cake Plum and cake Plum and pudding Cream and pudding Cream and cake Plum and cake Plum and pudding Cream and pudding ANSWER DOWNLOAD EXAMIANS APP
Chemistry When lime juice is dropped on baking soda, brisk effervescence takes place because the gas evolved is All of them Oxygen Hydrogen Carbon dioxide All of them Oxygen Hydrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Glycol is added to aviation gasoline because it Increases efficiency of petrol Prevents freezing of petrol Reduces evaporation of petrol Reduces consumption of petrol Increases efficiency of petrol Prevents freezing of petrol Reduces evaporation of petrol Reduces consumption of petrol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Name two elements that find wide application in transistor industry Iridium and Germanium Tungsten and Platinum Carbon and Platinum Silicon and Germanium Iridium and Germanium Tungsten and Platinum Carbon and Platinum Silicon and Germanium ANSWER DOWNLOAD EXAMIANS APP
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