K2CO3 (aq) + 2 HCl (aq) → 2 KCl (aq) + CO2 (g) + H2O (l)
This is an acid-base reaction (neutralization): K2CO3 is a base, HCl is an acid.
Xem thêm: sắn dây kỵ với gì
Xem thêm: mùa xuân nho nhỏ tác giả tác phẩm
This is a gas evolution reaction, CO2 is the formed gas.
Reactants:
- K2CO3 – Potassium carbonate
- Other names: Carbonate of potash
, Dipotassium carbonate
, Sub-carbonate of potash
- Appearance: White, hygroscopic solid
; Colourless hygroscopic crystals or hygroscopic white powder
- Other names: Carbonate of potash
- 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 tát slightly yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.]
- Other names: Hydrochloric acid
Products:
- KCl
- Names: Potassium chloride
, Sylvite
, Muriate of potash
- Appearance: White crystalline solid
; Colourless hygroscopic crystals
- Names: Potassium chloride
- 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 sườn is utilized as dry ice.]
- Names: Carbon dioxide
- 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 rì, colorless gas
- Other names: Water (H2O)
Bình luận