CaCO3 (s) + 2 HNO3 (aq) → H2O (l) + CO2 (g) + Ca(NO3)2 (aq)
This is an acid-base reaction (neutralization): CaCO3 is a base, HNO3 is an acid.
Reactants:
- CaCO3 – Calcium carbonate
- HNO3 – Nitric acid
- Other names: Aqua fortis , Spirit of niter , Eau forte
- Appearance: Colorless, yellow or red fuming liquid ; Colourless-to-yellow liquid with pungent odour ; Colorless, yellow, or red, fuming liquid with an acrid, suffocating odor. [Note: Often used in an aqueous solution. Fuming nitric acid is concentrated nitric acid that contains dissolved nitrogen dioxide.]
Products: