Question

Which of the following reactions are redox reactions? For those reactions that are redox reactions, identify the substance being oxidized and the substance being reduced. a. Zn(s) + CoCl2(aq) → ZnCl2(aq) + Co(s) b. HI(aq) + NaOH(aq) → H2O(l) + NaI(aq) c. AgNO3(aq) + NaCl(aq) → AgCl(s) + NaNO3(aq) d. 2 K(s) + Br2(l) → 2 KBr(s)

Name: which of the following reactions are redox reactions for those reactions that are redox reactions identify the substance being oxidized and the substance being reduced a zns cocl2aq zncl2aq 63505
Uploaded: 2023-08-28T07:03:48-08:00
Duration: 2 min 24 s
Channel: Supreeta N
Description: which of the following reactions are redox reactions for those reactions that are redox reactions identify the substance being oxidized and the substance being reduced a zns cocl2aq zncl2aq 63505

          Which of the following reactions are redox reactions? For those reactions that are redox reactions, identify the substance being oxidized and the substance being reduced.
a. Zn(s) + CoCl2(aq) → ZnCl2(aq) + Co(s)
b. HI(aq) + NaOH(aq) → H2O(l) + NaI(aq)
c. AgNO3(aq) + NaCl(aq) → AgCl(s) + NaNO3(aq)
d. 2 K(s) + Br2(l) → 2 KBr(s)

Added by Jonathan P.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert Supreeta N

08/28/2023

Step 1

Zn(s) + CoCl2(aq) ------> ZnCl2(aq) + Co(s) In this reaction, Zn is oxidized from 0 to +2, and Co is reduced from +2 to 0. So, this is a redox reaction. Oxidized: $\textbf{Zn}$ Reduced: $\textbf{Co}$ b. HI(aq) + NaOH(aq) -------> H2O(I) + NaI(aq) In this Show more…

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Which of the following reactions are redox reactions? For those reactions that are redox reactions, identify the substance being oxidized and the substance being reduced. a. Zn(s) + CoCl2(aq) → ZnCl2(aq) + Co(s) b. HI(aq) + NaOH(aq) → H2O(l) + NaI(aq) c. AgNO3(aq) + NaCl(aq) → AgCl(s) + NaNO3(aq) d. 2 K(s) + Br2(l) → 2 KBr(s)