Chemistry Muddy water is treated with alum in purification process, itis termed as : Coagulation Emulsification Absorption Adsorption Coagulation Emulsification Absorption Adsorption ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most common cause of pollution of air is Smoke Carbon dioxide Carbon monoxide Sulphur dioxide Smoke Carbon dioxide Carbon monoxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Synthetic detergents are prepared from Sodium salts of higher fattyacids Potassium salts of higher fatty-acids Glycerides Hydrocarbons of petroleum Sodium salts of higher fattyacids Potassium salts of higher fatty-acids Glycerides Hydrocarbons of petroleum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to make light weight, but strong plastic ? Polythene Polyvinyl Chloride Nylon Methyl Methacrylate Polythene Polyvinyl Chloride Nylon Methyl Methacrylate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is most toxic ? Carbon monoxide Sulphur dioxide Carbon dioxide Chlorine Carbon monoxide Sulphur dioxide Carbon dioxide Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Slag is a name given for Molten iron Molten alumina Molten sand Molten calcium silicate Molten iron Molten alumina Molten sand Molten calcium silicate ANSWER DOWNLOAD EXAMIANS APP