Atomic Chemistry and Physics——————————Atomic Chemistry and Physics provides you with well-organized information for you to explore the atomic world.It provides the following information.Concepts of ElementsSearchable list of elementsAbundanceAtom structureIsotopesElectron Shell and subshellAbsorption and Emission spectrumChemical BondingKeywords: chem,chemistry,phy,physics,hkdse,gcse,ap chem,periodic table,electron,proton,spectrum,atom,learn This free app is ad supported and may contain ads in the notification tray and/or home screen.