H₂CO₃ + Na₂O → Na₂CO₃ + H₂O

This is an acid-base reaction (neutralization): H₂CO₃ is an acid, Na₂O is a base.

Reactants:

• H₂CO₃
  • Names: Performic acid
• Na₂O – Sodium oxide
  • Other names: Disodium oxide , Sodium monoxide , Disodium monoxide
  • Appearance: White solid ; White lumps or powder

Products:

• Na₂CO₃ – Sodium carbonate
  • Other names: Soda ash , Washing soda , Soda crystals ... show moreSodium carbonate (anhydrous) , Na2CO3 , Disodium carbonate , Natriumkarbonat , Carbonic acid sodium salt (1:2) , Anhydrous sodium carbonate , Carbonic acid, disodium salt , Sodium carbonate, anhydrous , Soda-ash , Natrum carbonicum , Sodium carbonate anhydrous , Sodium salt of carbonic acid , Carbonic acid disodium salt show less
  • Appearance: White solid, hygroscopic ; White hygroscopic powder
• H₂O – Water, oxidane
  • Other names: Water (H2O) , Hydrogen hydroxide (HH or HOH) , Hydrogen oxide ... show moreDihydrogen monoxide (DHMO) (systematic name) , Hydrogen monoxide , Dihydrogen oxide , Hydric acid , Hydrohydroxic acid , Hydroxic acid , Hydrol , Μ-oxido dihydrogen , Κ1-hydroxyl hydrogen(0) show less
  • Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas