Na2CO3 (aq) + 2 HCl (aq) → 2 NaCl (aq) + CO2 (g) + H2O (l)
This is an acid-base reaction (neutralization): Na2CO3 is a base, HCl is an acid.
This is a gas evolution reaction, CO2 is the formed gas.
Reactants:
- Na2CO3 – Sodium carbonate
- HCl – Chlorane
, Hydrogen chloride
- Other names: Hydrochloric acid
, M
, Uriatic acid
- Appearance: Colorless, transparent liquid, fumes in air if concentrated
; Colorless gas
; Colourless compressed liquefied gas with pungent odour
; Colorless to slightly yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.]
- Other names: Hydrochloric acid
Products:
Na2CO3 + HCl = 2NaCl + CO2 + H2O
^
Ignoring the coefficient before the compound