Chemistry The metal does not give H2 on treatment with dilute HCL is Zn Ca Ag Fe Zn Ca Ag Fe ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that is used in the manufacture of vanaspati ghee is : Carbon dioxide Oxygen Hydrogen Nitrogen Carbon dioxide Oxygen Hydrogen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The term 'brown air' is used for Industrial smog Acid fumes Photochemical smog Sulphurous smog Industrial smog Acid fumes Photochemical smog Sulphurous smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry Peroxyacetyl nitrate is a Acidic dye Plant hormone Vitamin Secondary pollutant Acidic dye Plant hormone Vitamin Secondary pollutant ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore which contains 72% of iron is : Haematite Siderite Limonite Magnetite Haematite Siderite Limonite Magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas present in the stratosphere which filters out some of the sun's ultraviolet light and provides an effective shield against radiation damage to living things is helium oxygen methane ozone helium oxygen methane ozone ANSWER DOWNLOAD EXAMIANS APP