Chemistry Which one element has the highest electronegativity value Lithium Nitrogen Chlorine Fluorine Lithium Nitrogen Chlorine Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Freon' used as refrigerants is chemically Chlorinated hydrocarbon Chlorofluoro hydrocarbon Fluorinated hydrocarbon Fluorinated aromatic compound Chlorinated hydrocarbon Chlorofluoro hydrocarbon Fluorinated hydrocarbon Fluorinated aromatic compound ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion in Ozone layer is caused by ________ . Methane Nitrous oxide Carbon dioxide Chlorofluorocarbons Methane Nitrous oxide Carbon dioxide Chlorofluorocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The water pollution in river is measured by the dissolved amount of Oxygen Nitrogen Ozone Chlorine Oxygen Nitrogen Ozone Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The residue left after extracting juice from sugarbeet and sugarcane is called Molasses Biomass Bagasse Whey Molasses Biomass Bagasse Whey ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is most acidic CaO Na2O MgO Al22O3 CaO Na2O MgO Al22O3 ANSWER DOWNLOAD EXAMIANS APP