CH3CHO + 2 Cu(OH)2 → CH3COOH + Cu2O + 2 H2O | Traloitructuyen.com

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CH3CHO + 2 Cu(OH)2 → CH3COOH + Cu2O + 2 H2O

This is an oxidation-reduction (redox) reaction: [external_link offset=1]

2 Cu^II + 2 e^- → 2 Cu^I (reduction) C^I - 1 e^- → C^II (oxidation) C^I + 3 e^- → C^-II (reduction) C^-III - 5 e^- → C^II (oxidation) C^-III - 1 e^- → C^-II (oxidation) [external_link offset=2] https://youtu.be/ieCkGJwl-s8

Cu(OH)₂ is an oxidizing agent, CH₃CHO is a reducing agent, CH₃CHO is an oxidizing agent, CH₃CHO is a reducing agent, CH₃CHO is a reducing agent.

Reactants:

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.
Cu(OH)₂ – Copper(II) hydroxide
- Other names: Cupric hydroxide , Cu(OH)2
- Appearance: Blue or blue-green solid

Products:

CH₃COOH – Acetic acid , Ethanoic acid
- Other names: Vinegar (when dilute); Hydrogen acetate; Methanecarboxylic acid , Methanecarboxylic acid , CH3-COOH
- Appearance: Colourless liquid ; Colourless liquid with pungent odour ; Colorless liquid or crystals with a sour, vinegar-like odor. [Note: Pure compound is a solid below 62°F. Often used in an aqueous solution.]
Cu₂O – Copper(I) oxide
- Other names: Cuprous oxide , Dicopper oxide , Cuprite
- Appearance: Brownish-red solid ; Yellow, red or brown crystalline powder
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 blue, colorless gas