Oxygen is an element. This means that it is composed of only one kind of atom, and it takes two atoms of oxygen to make one molecule of oxygen.
A compound is composed of more than one kind of element. A simple example is carbon dioxide which is composed of one atom of carbon and two atoms of oxygen.
A mixture is composed of more than one kind of compound.
Oxygen is an element. It is number 8 on the Periodic Table, and represented as O. It is in the non-metals group
Elemental oxygen (O) is an element. Diatomic oxygen (O2) is a molecule.
Liquid Oxygen id an element.
It is an element
heterogeneous mixture
Homogeneous
Homogeneous
compound
Mouthwash is a homogeneous solution.
Is wood a compound homogeneous mixture a heterogenous mixture or an element. Is steel a homogeneous mixture a heterogeneous mixture an element.
heterogeneous mixture
Heterogeneous mixture.
Homogeneous
Heterogeneous mixture.
heterogeneous
Soil is a heterogeneous mixture.
heterogeneous mixture
Homogeneous
Milk is a homogeneous mixture.
Homogeneous mixture
Heterogenous