1) Which of the following is the weakest oxidizing agent?
Question options: a) Fe3+(aq) b) ClO2(g) c) I2(s) d) Fe(s) e)H2O2(aq)
2)A galvanic cell consists of one half-cell that contains Ag(s) and Ag+(aq), and one half-cell that contains Cu(s) and Cu2+(aq). What species are produced at the electrodes under standard conditions?
Ag+(aq) + e- ? Ag(s) E° = +0.80 V
Cu2+(aq) + 2 e- ? Cu(s) E° = +0.34 V
Question 6 options:
Cu(s) is formed at the cathode, and Ag+(aq) is formed at the anode. |
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Cu2+(aq) is formed at the cathode, and Cu(s) is formed at the anode. |
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Ag(aq) is formed at the cathode and, Cu(s) is formed at the anode. |
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Ag(s) is formed at the cathode, and Cu2+(aq) is formed at the anode. |
From the given data
1) weakest oxidizing agent (most difficult to reduce) would be,
d) Fe
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2) For the given combination,
Ag(s) is formed at the cathode, Cu2+ is formed at the anode.
1) Which of the following is the weakest oxidizing agent? Question options: a) Fe3+(aq) b) ClO2(g)...
An electrochemical cell consists of one half-cell that contains Ag(s) and Ag+(aq), and one half-cell that contains Cu(s) and Cu2+(aq). What species are produced at the electrodes under standard conditions? E° = +0.80 V Agt(aq) + e- → Ag(s) Cu2+(aq) + 2 e- → Cu(s) E° = +0.34 V O Ag(s) is formed at the cathode, and Cu(s) is formed at the anode. Ag(s) is formed at the cathode, and Cu2+ (aq) is formed at the anode. Cu(S) is formed...
please comment if need more info. no need to show work. A standard galvanic cell is constructed with Zn of the following statements are correct? Z n and F2 F half cell compartments connected by a salt bridge. Which Hint: Refer to a table of standard reduction potentials. (Choose all that apply.) F is reduced at the cathode. OF is oxidized at the anode. As the cell runs, anions will migrate from the ZnZn compartment to the FF compartment. The...
Use the standard reduction potentials from the following table to choose the weakest reducing agent among those shown below. Ag+(aq) + - + Ag(s) E° = 0.80 V Cu2+(aq) + 2e → Cu(s) E° = 0.34 V Ni2+(aq) + 2e + Ni(s) E° = -0.26 V Cr3+(aq) + 3e- → Cr(s) E° = -0.74 V Mn2+(aq) + 2e → Mn(s) E° = -1.19 V О Ni(s) Ag(s) Cr(s) Mn(s) Cu(s)
pls do all Page 12 of 14 36. (15 points) A spontaneous galvanic cell consists of one half-cell that e ontains Agia) and rea ad one half-cell that contains Cucs) and Cu2+(ag). The standard reduction reactions are listed below Cu2+(aq) + 2 e-→ Cu(s) +0.34 V Identify which half reaction is happening at the anode and the cathode reaction for this spontaneous galvanic cell. a. and write the gwerall Calculate E°cell for this reaction. b. for this reaction. Calculate Δ...
Which of the following is the strongest reducing agent? A) Fe2+(aq) B) Fe3+(aq) C) Cd(s) D) F-(aq) E) Na(s) . Which of the following is the weakest oxidizing agent? A) Cu+(s) B) Fe2+(aq) C) Sn4+(aq) D) K+(s) E) Cr3+ (aq) Which of the following is the weakest reducing agent? A) Al(s) B) K(s) C) Ba2+(aq) D) A13+ (aq) E) F-(aq) Determine which of the following pairs of reactants will result in a spontaneous reaction at 25°C. A) Pb2+ (aq) +...
Separate galvanic cells are made from the following half-cells: cell 1: H+(aq)/H2(g) and Pb2+(aq)/Pb(s) cell 2: Fe2+(aq)/Fe(s) and Zn2+(aq)/Zn(s) Which of the following is correct for the working cells? Standard reduction potentials, 298 K, Aqueous Solution (pH = 0): Cl2(g) + 2e --> 2C1-(aq); E° = +1.36 V Fe3+(aq) + e --> Fe2+(aq); E° = +0.77 V Cu2+(aq) + 2e --> Cu(s); E° = +0.34 V 2H+(aq) + 2e --> H2(g); E° = 0.00 V Pb2+(aq) + 2e --> Pb(s);...
a. Cl2 b. F2 c. Br2 d. I2 e. All of the halogens have equal strength as oxidizing agents. E°(V +2.87 +1.359 +1.065 +1.23 +0.799 Table 20.1 Half Reaction F2 (8) 2e → 2F- (ag) Cl2(8) 2e → 2Cl- (aq) Br21) 2e → 2Br" (ag) 02 (elut 4H+ (ag) + 4e + 2H20 (1) Agte → Ag (5) Fe3+ (aq) → Fe2+ (aq) 12 (5) + 2e – 21 (ag) Cu2+ + 2e - Cu (s) 2H+ + 2e →...
help with these please Consider the following half-reactions: Half-reaction Eo (V) F2(g)+ 2e 2F (aq) 2.870V Sn2 (aq) + 2e- Sn(s) 0.140V Cr3 (aq) + 3e° _ Cr(s)-0.740V (1) The strongest oxidizing agent is: enter formula (2) The weakest oxidizing agent is: (3) The weakest reducing agent is: (4) The strongest reducing agent is: (5) Will F2(g) oxidize Cr(s) to Cr3 (aq)? (6) Which species can be oxidized by Sn2 (aq)? If none, leave box blank. Consider the following half-reactions:...
Find the best combination of half-cell pair from the following list, which will give the highest voltage. What is the voltage for that Galvanic cell? Given that Reduction Half-reaction Standard Potential (Eredo) Zn2+(aq) + 2e– → Zn(s) -0.763 (V) Fe2+(aq) + 2e– → Fe(s) -0.44 (V) Cu2+(aq) + 2e– → Cu(s) +0.34 (V) Sn2+(aq) + 2e– → Sn(s) -0.14 (V) Cu2+(aq) + e– → Cu+(aq) + 0.153 (V) Ag+(aq) + e– → Ag(s) + 0.80 (V) Cu+(aq) + e– →...
Table provided below for context Please answer all parts that you can. 1. Which electrochemical cell had the greatest voltage? Identify the anode and the cathode for this pair, the measured cell potential, and the calculated Eºcell- 2. Which electrochemical cell had the smallest voltage? Identify the anode and the cathode for this pair, the measured cell potential, and the calculated Eºcell- 3. If the oxidation and reduction half-reactions are separated in a battery, this means the oxidizing agent is...