Chemistry The method that cannot be used for removing permanent hardness of water is distillation boiling adding sodium carbonate adding caustic soda distillation boiling adding sodium carbonate adding caustic soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in pure form? Bauxite Iron Manganese Copper Bauxite Iron Manganese Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gas released during Bhopal tragedy was : Sodium isothiocyanate Methyl isothiocyanate Potassium isothiocyanate Ethyl isothiocyanate Sodium isothiocyanate Methyl isothiocyanate Potassium isothiocyanate Ethyl isothiocyanate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following was used as a chemical weapon in the first world war ? Water gas Hydrogen cyanide Carbon monoxide Mustard gas Water gas Hydrogen cyanide Carbon monoxide Mustard gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following has the highest lattice energy KF NaF RbF CsF KF NaF RbF CsF ANSWER DOWNLOAD EXAMIANS APP
Chemistry Non-stick kitchenwares are coated with PVC Teflon Graphite Silicon PVC Teflon Graphite Silicon ANSWER DOWNLOAD EXAMIANS APP