Salt is already a compound, consisting of sodium (Na) and chlorine (Cl). The chemical formula for salt is NaCl.

So, no other element is *added* to salt. However, you might be thinking of:

* Iodized salt: This is table salt with a small amount of iodine (I) added to prevent iodine deficiency. This is not a new element added, but rather a small amount of a different element that is added to the existing salt.

* Sea salt: This salt is naturally occurring and contains trace amounts of other minerals, such as magnesium (Mg) and potassium (K). These elements are not added, but rather are present naturally in the salt.

Let me know if you have any other questions!