What is the common name for Na2SO3?

1 Answer
Jun 8, 2017

Na2SO3 is sodium sulfite

Explanation:

We have S(IV+) rather than the S(VI+) observed for sulfuric acid, H2SO4. H2SO3 is sulfurous acid, or the hydrate of sulfur dioxide, i.e. O2SOH2. I think that solutions of this salt have a pleasant, pharmaceutical smell.