Assertion: metal's oxide | /r/HasProperty | basic
Facets:
value: generally
type: DEGREE
value: in nature
type: LOCATION
value: predominantly
type: DEGREE
Source sentences:
text: The oxides of metals are generally basic, as opposed to those of nonmetals, which are acidic or neutral.
text: The oxide PoO 2 is predominantly basic in nature.
text: xenon and probably radon) usually exist as anions or oxyanions in aqueous solution; they generally form ionic or covalent compounds when combined with metals (unlike metals, which mostly form alloys with other metals); and have acidic oxides whereas the common oxides of nearly all metals are basic.
text: Metallic oxides are basic, ionic Nonmetallic oxides are acidic, covalent Form cations in aqueous solution Form anions, oxyanions in aqueous solution
text: The oxides of metals are generally basic, as opposed to those of nonmetals, which are acidic.
text: Metallic oxides are basic, ionic Nonmetallic oxides are acidic, compounds Cations in aqueous solution Anions, oxyanions in aqueous solution
text: Metals tend to form basic oxides, non-metals tend to form acidic oxides, and amphoteric oxides are formed by elements near the boundary between metals and non-metals (metalloids).
text: Oxides of more electropositive elements tend to be basic.
text: The oxides of metals are generally basic, as opposed to those of nonmetals, which are acidic or neutral.