2 KOH (aq) + H₂C₂O₄ (aq) → 2 H₂O (l) + K₂C₂O₄ (aq)

Reactants:

• KOH – Potassium hydroxide
  • Other names: Caustic potash , Lye , Potash lye ... show morePotassia , Potassium hydrate , KOH , E525 , Potassium lye , Lye [Potassium hydroxide] show less
  • Appearance: White solid, deliquescent ; White hygroscopic solid in various forms ; Odorless, white or slightly yellow lumps, rods, flakes, sticks, or pellets. [Note: May be used as an aqueous solution.]
• H₂C₂O₄ – Oxalic acid , Ethanedioic acid
  • Other names: Wood bleach , Oxalic acid dihydrate , H2ox ... show moreHOOCCOOH , Ethane-1,2-dioic acid , Oxalate , Ethanedioic acid dihydrate , Oxalic acid diammonium salt , Oxalic acid anhydrous , Ethane-1,2-dioate , Kyselina stavelova , Ethanedionic acid , Ethanedioate , Oxalic acid 2-Hydrate , Ethanedionate , Oxaalzuur , Oxalic Acid , Oxalic acid (aqueous) show less
  • Appearance: White crystals ; Hygroscopic colourless crystals or white powder ; Colorless, odorless powder or granular solid. [Note: The anhydrous form (COOH)2 is an odorless, white solid.]

Products:

• 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
• K₂C₂O₄