Chemistry The major harmful gas emitted by automobile vehicles which causes air pollution is Carbon dioxide Ozone gas Carbon Monoxide Methane Carbon dioxide Ozone gas Carbon Monoxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Name two elements that find wide application in transistor industry Silicon and Germanium Tungsten and Platinum Iridium and Germanium Carbon and Platinum Silicon and Germanium Tungsten and Platinum Iridium and Germanium Carbon and Platinum ANSWER DOWNLOAD EXAMIANS APP
Chemistry The amount of chlorine available in water after disinfection is called as Residual chlorine Free available chlorine Free chlorine Combined available chlorine Residual chlorine Free available chlorine Free chlorine Combined available chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of vinegar is Formaldehyde Acetone Acetic acid Ethanol Formaldehyde Acetone Acetic acid Ethanol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Two elements which can form a large number of compounds are Carbon and Nitrogen Carbon and Oxygen Carbon and Hydrogen Carbon and Sulphur Carbon and Nitrogen Carbon and Oxygen Carbon and Hydrogen Carbon and Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Zinc sulphide is commonly used as Herbicide Fungicide Deodorant Rodenticide Herbicide Fungicide Deodorant Rodenticide ANSWER DOWNLOAD EXAMIANS APP