Chemistry Which of the following is not an addition polymer Polystyrene Polythene Nylon PVC Polystyrene Polythene Nylon PVC ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Hypo' commonly used in photography is Silver iodide Silver nitrate Sodium nitrate Sodium thiosulphate Silver iodide Silver nitrate Sodium nitrate Sodium thiosulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Chlorination Ion exchange process Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Chlorination Ion exchange process ANSWER DOWNLOAD EXAMIANS APP
Chemistry When conc. H2SO4 is added to dry KNO3, brown fumes are evolved. These fumes are due to N2O SO3 NO2 SO2 N2O SO3 NO2 SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The formula C6H5-CO-CH3 represents Phenyl acetate Acetone Acetic acid Acetophenone Phenyl acetate Acetone Acetic acid Acetophenone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particles which are assumed to hold the nucleons together are neutrons positrons electrons mesons neutrons positrons electrons mesons ANSWER DOWNLOAD EXAMIANS APP