Chemistry The most electronegative element among the following is oxygen bromine sodium fluorine oxygen bromine sodium fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a commercial source of energy? Coal Natural Gas Petroleum Firewood Coal Natural Gas Petroleum Firewood ANSWER DOWNLOAD EXAMIANS APP
Chemistry For a spontaneous chemical process, the free energy change is Positive Depends on whether the reaction is exothermic or endothermic Zero Negative Positive Depends on whether the reaction is exothermic or endothermic Zero Negative ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following vegetable oils is used in the manufacture of paints? Sunflower oil Palm oil Cottonseed oil Linseed oil Sunflower oil Palm oil Cottonseed oil Linseed oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Lead pencil contains Ferrous sulphide Lead Graphite Lead sulphide Ferrous sulphide Lead Graphite Lead sulphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxide of sulphur present in the atmosphere are washed down by rains to cause : Depletion of fossil fuel reserves Industrial smog formation Eutrophication in lakes Lowering of pH of soil Depletion of fossil fuel reserves Industrial smog formation Eutrophication in lakes Lowering of pH of soil ANSWER DOWNLOAD EXAMIANS APP