Chemistry The high reactivity of fluorine is due to availability of d-orbitals strong F - F bond small size of fluorine atom its high electro negativity availability of d-orbitals strong F - F bond small size of fluorine atom its high electro negativity ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following has no unit Excitation potential Ionization energy Electron affinity Electronegativity Excitation potential Ionization energy Electron affinity Electronegativity ANSWER DOWNLOAD EXAMIANS APP
Chemistry The method that cannot be used for removing permanent hardness of water is adding caustic soda boiling adding sodium carbonate distillation adding caustic soda boiling adding sodium carbonate distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid used in lead storage cells is Hydrochloric acid Sulphuric acid Phosphoric acid Nitric acid Hydrochloric acid Sulphuric acid Phosphoric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pollutant responsible for ozone holes is ________ CO2 SO2 CFC CO CO2 SO2 CFC CO ANSWER DOWNLOAD EXAMIANS APP
Chemistry When conc. H2SO4 is added to dry KNO3, brown fumes are evolved. These fumes are due to SO3 SO2 N2O NO2 SO3 SO2 N2O NO2 ANSWER DOWNLOAD EXAMIANS APP