Is H2O + CO2 ---> C6H12O6 + O2 a redox reaction. If yes what is oxidised and reduced.

Dear student
Please find the solution to the asked query:

CO₂ +H₂O $\to$  C₆H₁₂O₆ +O₂

Change in oxidation number of carbon:

+4 → +1
Here, carbondioxide is reduced to glucose and water is oxidized to oxygen

Therefore, it is a redox reaction.

 
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