neutrons, electrons, and energy levels in atoms and their location in the periodic table. Students will also explore covalent and ionic bonding.

Calcium becomes a +2 ion and each chlorine becomes a -1 ion. The +2 calcium ion and the two -1 chloride ions attract each other and form an ionic bond and the compound calcium chloride. One calcium ...

Electronegativity, an essential characteristic of all elements in the periodic table, measures an atom's ability ... did not match either theoretical or experimental bond energies for significantly ...

Ionic compounds close ionic compoundAn ionic compound ... Sodium chloride is an ionic compound. The table shows some limitations of different models for sodium chloride.