periodic table
pl: periodic tables
Related Words
elementchemistryatomatomic numberatomic massperiodgroupvalenceelectronprotonneutronnucleusorbitalshellisotopemetalnonmetalmetalloidalkali metalalkaline earth metaltransition metalhalogennoble gaslanthanideactinideelectronegativityionization energyelectron affinityatomic radiussymbolchemical bondionic bondcovalent bondmoleculecompoundreactioncatalystoxidationreductionvalence electronperiodicitygasliquidsolidplasmahydrogenheliumcarbonnitrogenoxygengoldsilverironcopperuraniumplutoniumbeakerflaskspectroscopyquantum mechanicsphysicsscienceclassificationarrangementpropertytrendstabilityreactivity