Chemistry Catalytic converters are generally made from : Hydrogen Alkaline metals Transition metals Carbon Hydrogen Alkaline metals Transition metals Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rusting of iron takes place due to Carbonation Oxidation Corrosion Exfoliation Carbonation Oxidation Corrosion Exfoliation ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a lead storage battery is discharged, Sulphuric acid is consumed SO2 is evolved Lead is formed Lead sulphate is consumed Sulphuric acid is consumed SO2 is evolved Lead is formed Lead sulphate is consumed ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a man-made source of air pollution ? Forest fire All of these Automobile exhaust Bacterial action in soil and swamp areas Forest fire All of these Automobile exhaust Bacterial action in soil and swamp areas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The BOD values of water indicate the Amount of ozone used for biochemical oxidation Amount of organic debris Amount of oxygen used for biochemical reduction Amount of oxygen used for biochemical oxidation Amount of ozone used for biochemical oxidation Amount of organic debris Amount of oxygen used for biochemical reduction Amount of oxygen used for biochemical oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the most dense liquid from the below Gasolin None of these Choloform Water Gasolin None of these Choloform Water ANSWER DOWNLOAD EXAMIANS APP