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There are two types of compounds: molecular and ionic. ill give you an example of each Water-H20 molecular compound Salt-NaCl ionic compound. There are ionic compounds which is a compound formed by a positive metal ion and a negative nonmetal ion.
There are two basic types of compounds. They are distinguished by by the manner in which the atoms bind to one another in the compound. These two types are called molecular compounds and salts (or equivalently ionic compounds):