The chemical formula for sodium chloride is NaCl. The component elements are bond with ionic bonds. So sodium chloride is a compound.
Sodium chloride is a compound. The chemical formula of it is NaCl. The component elements are Na and Cl.
heterogeneous
Sodium chloride is a compound of sodium and chlorine formed by ionic bonding of sodium ions and chlorine ions.
compound and element
compound
It is an element.
heterogeneous
Concrete is a heterogeneous mixture.
it is a heterogeneous
Vinegar is a homogeneous mixture.
Homogeneous mixture
This is a heterogeneous mixture.