In the following reaction, 2nacl 2na + cl2 sodium and chlorine are products, salts, reactants, or ions?

The answer is: sodium and chlorine are products.

Balanced chemical reaction of sodium chloride decomposition:

2NaCl → 2Na + Cl₂.

Decomposition is reaction where one substance is broken down into two or more simpler substances.  

From one chemical compound (in this example sodium chloride) two new substances (sodium and chlorine) are produced.

6.4 cm (max) - 25 cm (min)