Key Terms for Chapter 2 periodic table of the element elements atom energy polar covalent bond atomic mass energy potential energy atomic nucleus hydrogen bond product atomic number ion proton cation ionic bond radioactive isotope chemical bond ionic compound reactant chemical equilibrium isotope salt chemical reaction mass number structural formula compound matter trace element covalent bond molecular formula valence dalton molecule valence electron electron neutron valence shell electron nonpolar covalent bond van der Waals interactions electronegativity orbital
Key Terms for Chapter 2 atom atomic mass atomic nucleus atomic number cation chemical bond chemical equilibrium chemical reaction compound covalent bond dalton electron electron electronegativity element energy energy hydrogen bond ion ionic bond ionic compound isotope mass number matter molecular formula molecule neutron nonpolar covalent bond orbital periodic table of the elements polar covalent bond potential energy product proton radioactive isotope reactant salt structural formula trace element valence valence electron valence shell van der Waals interactions
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