valence shell
pl: valence shells
Related Words
atomelectronorbitalnucleusprotonneutronchemistryphysicsvalenceshellbondingioncationanionelectronegativityionizationoxidationreductioncovalentionicmetallicmoleculeperiodgroupelementperiodic tablenoble gashalogenalkali metalalkaline earth metaloctetduetstabilityreactivityconfigurationquantumprincipal quantum numbersubshells orbitalp orbitalf orbitalhybridizationlone pairbonding pairvalence electroncore electronelectrostaticattractionrepulsionchargespinelectrophilenucleophilelatticecrystaldipolepolaritybond lengthbond angle