C2H2 (g) + H2O (l) → CH3CHO (aq)
This is an oxidation-reduction (redox) reaction:
C-I - 2 e- → CI (oxidation)
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C-I + 2 e- → C-III (reduction)
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C2H2 is both an oxidizing and a reducing agent (disproportionation (dismutation)).
Reactants:
- C2H2 – Acetylene
, Ethyne
- Other names: Ethine
, HC#CH
, [CH(CH)]
- Appearance: Colorless gas
; Colourless gas dissolved in acetone under pressure
; Colorless gas with a faint, ethereal odor. [Note: Commercial grade has a garlic-like odor. Shipped under pressure dissolved in acetone.]
- Other names: Ethine
- 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 rớt, colorless gas
- Other names: Water (H2O)
Products:
- CH3CHO – Acetaldehyde
, Ethanal
- Other names: Acetic aldehyde
, Ethyl aldehyde
, Acetylaldehyde
, NSC 7594
- Appearance: Colourless liquid
; Gas or colourless liquid with pungent odour
; Colorless liquid or gas (above 69°F) with a pungent, fruity odor.
- Other names: Acetic aldehyde
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