Na₂CO₃ (aq) + Mg(NO₃)₂ (aq) → 2 NaNO₃ (aq) + MgCO₃ (s)

This is a precipitation reaction: MgCO₃ is the formed precipitate.

Reactants:

• 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
• Mg(NO₃)₂ – Magnesium nitrate
  • Other names: Nitromagnesite (hexahydrate) , Nitric acid, magnesium salt
  • Appearance: White crystalline solid ; Hygroscopic colourless or white crystals

Products:

• NaNO₃ – Sodium nitrate
  • Other names: Peru saltpeter , Soda niter , Cubic niter ... show moreNitric 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 show less
  • Appearance: White powder or colorless crystals ; Colourless hygroscopic crystals
• MgCO₃
  • Names: Magnesium carbonate , Magnesite , Barringtonite (dihydrate) ... show moreNesequehonite (trihydrate) , Lansfordite (pentahydrate) , Magnesiumkarbonat , MgCO3 , Magnesium carbonate anhydrous , Carbonic acid, magnesium salt , Carbonate magnesium , Hydromagnesite , Magnesium(II) carbonate , [Note: Magnesite is a naturally-occurring form of magnesium carbonate.] show less
  • Appearance: White solid | hygroscopic ; White powder ; White, odorless, crystalline powder.