sandyrose5505 sandyrose5505

28-12-2023
Chemistry

contestada

Which of the following reactions are oxidation-reduction reactions?

NaOH(aq) + HNO3(aq) ⟶ NaNO3(aq) + H2O(ℓ)
Cu(s) + Cl2(g) ⟶ CuCl2(s)
Na2CO3(aq) + 2 HClO4(aq) ⟶ CO2(g) + H2O(ℓ) + 2 NaClO4(aq)
2 S2O32-(aq) + I2(aq) ⟶ S4O62-(aq) + 2 I-(aq)
Options:
A. 1 and 2
B. 2 and 3
C. 1 and 4
D. All of the above

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