Ba(OH)2 + CO2 → BaCO3 + H2O – Balanced equation

Reactants:

• Ba(OH)₂
  • Names: Barium hydroxide , Caustic baryta , Barium hydroxide lime , Ba(OH)2
  • Appearance: White solid
• CO₂
  • Names: Carbon dioxide , {{plainlist| , CO2
  • Appearance: Colorless gas ; Odourless colourless compressed liquefied gas ; Colorless, odorless gas. [Note: Shipped as a liquefied compressed gas. Solid form is utilized as dry ice.]

Products:

• BaCO₃
  • Names: Barium carbonate , Witherite , Carbonic acid, barium salt (1:1)
  • Appearance: White crystals ; White crystalline powder
• H₂O – Water, oxidane
  • Other names: Water (H2O) , Hydrogen hydroxide (HH or HOH) , Hydrogen oxide
  • Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas