helium
Na is the element symbol for Natrium, from Natro, or salt. Table salt is NaCl, natron+chloride, or sodium chloride.
Natrium is the latin name for sodium. Natrium chloride is salt. Measure 3 grams of salt, dissolve into 97 grams of water.
Sodium chloride is the chemical name for table salt. It is composed of equal parts sodium and chloride ions and is commonly used as a seasoning and food preservative.
The common name for Sodium Chloride is table salt. But salt and Sodium are not the same thing. There is no real "common" name for Sodium itself, but I assume you mean Sodium Chloride.
Table salt is sodium chloride- usually listed in foods as sodium. Salt in general is a neutral compound composed of ions. 'Neutral ionic compound' might work as another name.
Sodium, which is a metal, albeit a rather soft one, and chloride, which in its solitary state is a gas. The old name for sodium was natrium, which is why the formula for table salt is NaCl.
sodium chloride
Sodium chloride (table salt) is a substance - NaCl.
Table salt is a salt - sodium chloride (NaCl).
Sodium Chloride, NaCl, is common salt, you would have it with your food.
Sodium chloride is table salt (edible salt); as a mineral is known as rock salt or halite.
sodium chloride