No sodium chloride is not a heterogeneous mixture.
Sodium is not a mixture. It is an element.
a mixture
NaCl (sodium chloride) is a compound, not a mixture.
Sodium chloride is a chemical compound, not a mixture.
Sodium chloride is a compound, not a mixture.
Sodium bicarbonate (NaHCO3) is a compound, not a mixture.
Ferric sodium chloride (Na3ClFe) is a compound not a mixture.
Pure sodium chloride is homogeneous compound. It is not a mixture.
Only the water solution of sodium chloride is a mixture of NaCl and water.
Sodium chloride is a compound of sodium and chlorine formed by ionic bonding of sodium ions and chlorine ions.
NaCl is a compound known as the table salt.