Chemistry In which of the following substances all carbon atoms are quaternary in nature ? Diamond Teflon Napthalene Graphite Diamond Teflon Napthalene Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Combustion of a candle is a/an Photochemical reaction Physical change Exothermic reaction Endothermic reaction Photochemical reaction Physical change Exothermic reaction Endothermic reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal that is usually extracted from sea water is Ca K Mg Na Ca K Mg Na ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following organic compounds has fruity smell? Alcohol Ether Aldehyde Ester Alcohol Ether Aldehyde Ester ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most common cause of pollution of air is Smoke Carbon monoxide Carbon dioxide Sulphur dioxide Smoke Carbon monoxide Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry A metal is exposed to the atmosphere for sometime. It becomes coated with green carbonate. The metal must be Aluminium Silver Zinc Copper Aluminium Silver Zinc Copper ANSWER DOWNLOAD EXAMIANS APP