Chemistry The manufacture of iron from iron ore involves the process of Oxidation Reduction Fractional distillation Electrolysis Oxidation Reduction Fractional distillation Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has Stable half filled 2p sub level High bond dissociation energy High nuclear charge Smaller atomic radius Stable half filled 2p sub level High bond dissociation energy High nuclear charge Smaller atomic radius ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nucleon? Proton Electron Positron Neutron Proton Electron Positron Neutron ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a lead storage battery is discharged, Lead is formed SO2 is evolved Sulphuric acid is consumed Lead sulphate is consumed Lead is formed SO2 is evolved Sulphuric acid is consumed Lead sulphate is consumed ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ‘Green House effect’ is produced due to the presence of excess amount of Carbon monoxide Methane Nitrogen dioxide Sulphur dioxide Carbon monoxide Methane Nitrogen dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS