Chemistry Zone refining is used for the purification of Ag Au Cu Ge Ag Au Cu Ge ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ‘Green House effect’ is produced due to the presence of excess amount of Nitrogen dioxide Sulphur dioxide Methane Carbon monoxide Nitrogen dioxide Sulphur dioxide Methane Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Drinking soda is Neutral Acidic Oxidant Alkaline Neutral Acidic Oxidant Alkaline ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of d-electrons in Fe2+ (Z = 26) is not equal to that of p-electrons in CI(Z = 17) s-electrons in Mg(Z = 12) d-electrons in Fe(Z = 26) p-electrons in Ne(Z = 10) p-electrons in CI(Z = 17) s-electrons in Mg(Z = 12) d-electrons in Fe(Z = 26) p-electrons in Ne(Z = 10) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Synthetic detergents are prepared from Sodium salts of higher fattyacids Hydrocarbons of petroleum Glycerides Potassium salts of higher fatty-acids Sodium salts of higher fattyacids Hydrocarbons of petroleum Glycerides Potassium salts of higher fatty-acids ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen in water is commonly found in the form of Nitrate Nitrous oxide Nitric oxide Nitrite Nitrate Nitrous oxide Nitric oxide Nitrite ANSWER DOWNLOAD EXAMIANS APP