Question

balance CO2+H2 CH3OH​

Answer 1

Answer:

CO (g) + 2 H2 (g) → CH3OH (l)

This is an oxidation-reduction (redox) reaction:

CII + 4 e- → C-II

(reduction)

4 H0 - 4 e- → 4 HI

(oxidation)

CO is an oxidizing agent, H2 is a reducing agent.

Reactants:

CO – Carbon monoxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02

Other names: Carbon monooxide source: wikipedia, accessed: 2019-09-27, Carbonous oxide source: wikipedia, accessed: 2019-09-27, Carbon(II) oxide source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02

Appearance: Colorless gas source: wikipedia, accessed: 2019-09-27; Odourless tasteless colourless compressed gas source: ICSC, accessed: 2019-09-04; Colorless, odorless gas. [Note: Shipped as a nonliquefied or liquefied compressed gas.] source: NIOSH NPG, accessed: 2019-09-02

H2

Names: Dihydrogen source: wikidata, accessed: 2019-09-07, Hydrogen source: ICSC, accessed: 2019-09-04source: wikidata, accessed: 2019-09-07, H2 source: wikidata, accessed: 2019-09-07

Appearance: Odourless colourless compressed gas source: ICSC, accessed: 2019-09-04

Products:

CH3OH – Methanol source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02

Other names: Carbinol source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: ICSC, accessed: 2019-09-04source: NIOSH NPG, accessed: 2019-09-02, Columbian spirits source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02source: NIOSH NPG, accessed: 2019-09-02, Hydroxymethane source: wikipedia, accessed: 2019-09-27source: wikidata, accessed: 2019-09-02

Appearance: Colorless liquid source: wikipedia, accessed: 2019-09-27; Colourless liquid with characteristic odour source: ICSC, accessed: 2019-09-04; Colorless liquid with a characteristic pungent odor. source: NIOSH NPG, accessed: 2019-09-02

Search by reactants (CO, H2)

123

1 H2 + CO → CH3OH

2 H2 + CO → H2O + CH4

3 H2 + CO → H2O + C8H18

4 H2 + CO → CO2 + CH4

5 H2 + CO → H2O + C

6 H2 + CO → CH3HO

7 H2 + CO → H2O + C3H8

8 H2 + CO → CH3OH2

9 H2 + CO + C2H4 → CH3CH2CHO

10 H2 + CO → H2O + C5H12

123

Search by products (CH3OH)

12

1 H2 + CO → CH3OH

2 O2 + CH4 → CH3OH

3 H2 + CO2 → H2O + CH3OH

4 H2O + CH3Br → HBr + CH3OH

5 H2 + HCHO → CH3OH

6 H2 + CH2O → CH3OH

7 H2O + C4H8O2 → CH3OH + C3H6O2

8 CH3ONa + CH3SH → CH3OH + CH3SNa

9 H2O + CH3Cl → HCl + CH3OH

10 H2O + HCO2CH3 → CH3OH + HCO2H

12

Search by reactants (CO, H2) and by products (CH3OH)

1 H2 + CO → CH3OH

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© Michal Punčochář

Explanation:

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