Question

If a mineral contains only atoms of oxygen and a metal, it is most likely

O an oxide.
O a sulfate.
a phosphate.
a silicate.

Answer 1

An oxide

Oxide mineral are the minerals in which oxide anion () is bonded to one or more number of the metal ions.
Oxide minerals are naturally occurring compounds with structure based on the close-packed atoms of oxygen in which metal or other various ions occur in the interstices.