NaN3 is a reducing agent, NaNO3 is an oxidizing agent (synproportionation (comproportionation)).
Reactants:
NaNO3 – Sodium nitrate
Other names: Peru saltpeter, Soda niter, Cubic niterNitric acid sodium salt (1:1), Sodium saltpeter, Nitric acid, sodium salt, Nitrate of soda, Nitric acid monosodium salt, Sodium(I) nitrate (1:1), Niter, Chile saltpeter
Appearance: White powder or colorless crystals ; Colourless hygroscopic crystals
NaN3
Names: Sodium azide, Sodium trinitride, SmiteAzium, Azide, Sodium salt of hydrazoic acid, Hydrazoic acid, sodium salt
Appearance: Colorless to white solid ; Colourless hexagonal crystals ; Colorless to white, odorless, crystalline solid. [pesticide] [Note: Forms hydrazoic acid (HN3) in water.]
Products:
Na2O – Sodium oxide
Other names: Disodium oxide, Sodium monoxide, Disodium monoxide