Respuesta :

Answer:

The properties :

  • crystal shape,
  • high melting points, and
  • electrical conductivity can be used to identify ionic compounds.

to form:

  • Ionic compounds generally form between elements that are metals and elements that are nonmetals. For example, the metal calcium (Ca) and the nonmetal chlorine (Cl) form the ionic compound calcium chloride (CaCl2). In this compound, there are two negative chloride ions for each positive calcium ion.
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