This is an acid-base reaction (neutralization): CaO is a base, HCl is an acid.
Reactants:
- CaO – Calcium oxide
- Other names: Quicklime
, Burnt lime
, Unslaked lime
- Appearance: White lớn pale yellow/brown powder
; White hygroscopic crystalline powder
; White or gray, odorless lumps or granular powder.
- Other names: Quicklime
- 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 lớn slightly yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.]
- Other names: Hydrochloric acid
Products:
- 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 xanh lơ, colorless gas
- Other names: Water (H2O)
- CaCl2 – Calcium chloride
- Other names: Calcium(II) chloride
, Calcium dichloride
, E509
- Appearance: White powder, hygroscopic
; Odourless hygroscopic colourless or white crystals
- Other names: Calcium(II) chloride
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