Solved

Which of the Following Statements Is True Concerning the Electrolysis

Question 88

Multiple Choice

Which of the following statements is true concerning the electrolysis of a 1.0 M aqueous solution of NaI?
Reduction Half-Reaction
E° (V)
Na+(aq) + e- Which of the following statements is true concerning the electrolysis of a 1.0 M aqueous solution of NaI? Reduction Half-Reaction E° (V)  Na<sup>+</sup>(aq) + e<sup>-</sup>  Na(s)  -2.71 2H<sub>2</sub>O(l) + 2e<sup>-</sup>  H<sub>2</sub>(g) + 2OH<sup>-</sup>(aq)  -0.83 2H<sup>+</sup>(aq) + 2e<sup>-</sup>  H<sub>2</sub>(g)  0.00 I<sub>2</sub>(s) + 2e<sup>-</sup>  2I<sup>-</sup>(aq)  0.54 O<sub>2</sub>(g) + 4H<sup>+</sup>(aq) + 4e<sup>-</sup>   2H<sub>2</sub>O(l)  1.23 A) The solution becomes more basic. B) Sodium is deposited at the cathode. C) Iodine is formed at the cathode. D) Oxygen is evolved at the anode. E) Hydrogen is evolved at the anode.Na(s) -2.71
2H2O(l) + 2e- Which of the following statements is true concerning the electrolysis of a 1.0 M aqueous solution of NaI? Reduction Half-Reaction E° (V)  Na<sup>+</sup>(aq) + e<sup>-</sup>  Na(s)  -2.71 2H<sub>2</sub>O(l) + 2e<sup>-</sup>  H<sub>2</sub>(g) + 2OH<sup>-</sup>(aq)  -0.83 2H<sup>+</sup>(aq) + 2e<sup>-</sup>  H<sub>2</sub>(g)  0.00 I<sub>2</sub>(s) + 2e<sup>-</sup>  2I<sup>-</sup>(aq)  0.54 O<sub>2</sub>(g) + 4H<sup>+</sup>(aq) + 4e<sup>-</sup>   2H<sub>2</sub>O(l)  1.23 A) The solution becomes more basic. B) Sodium is deposited at the cathode. C) Iodine is formed at the cathode. D) Oxygen is evolved at the anode. E) Hydrogen is evolved at the anode.H2(g) + 2OH-(aq) -0.83
2H+(aq) + 2e- Which of the following statements is true concerning the electrolysis of a 1.0 M aqueous solution of NaI? Reduction Half-Reaction E° (V)  Na<sup>+</sup>(aq) + e<sup>-</sup>  Na(s)  -2.71 2H<sub>2</sub>O(l) + 2e<sup>-</sup>  H<sub>2</sub>(g) + 2OH<sup>-</sup>(aq)  -0.83 2H<sup>+</sup>(aq) + 2e<sup>-</sup>  H<sub>2</sub>(g)  0.00 I<sub>2</sub>(s) + 2e<sup>-</sup>  2I<sup>-</sup>(aq)  0.54 O<sub>2</sub>(g) + 4H<sup>+</sup>(aq) + 4e<sup>-</sup>   2H<sub>2</sub>O(l)  1.23 A) The solution becomes more basic. B) Sodium is deposited at the cathode. C) Iodine is formed at the cathode. D) Oxygen is evolved at the anode. E) Hydrogen is evolved at the anode.H2(g) 0.00
I2(s) + 2e- Which of the following statements is true concerning the electrolysis of a 1.0 M aqueous solution of NaI? Reduction Half-Reaction E° (V)  Na<sup>+</sup>(aq) + e<sup>-</sup>  Na(s)  -2.71 2H<sub>2</sub>O(l) + 2e<sup>-</sup>  H<sub>2</sub>(g) + 2OH<sup>-</sup>(aq)  -0.83 2H<sup>+</sup>(aq) + 2e<sup>-</sup>  H<sub>2</sub>(g)  0.00 I<sub>2</sub>(s) + 2e<sup>-</sup>  2I<sup>-</sup>(aq)  0.54 O<sub>2</sub>(g) + 4H<sup>+</sup>(aq) + 4e<sup>-</sup>   2H<sub>2</sub>O(l)  1.23 A) The solution becomes more basic. B) Sodium is deposited at the cathode. C) Iodine is formed at the cathode. D) Oxygen is evolved at the anode. E) Hydrogen is evolved at the anode.2I-(aq) 0.54
O2(g) + 4H+(aq) + 4e- Which of the following statements is true concerning the electrolysis of a 1.0 M aqueous solution of NaI? Reduction Half-Reaction E° (V)  Na<sup>+</sup>(aq) + e<sup>-</sup>  Na(s)  -2.71 2H<sub>2</sub>O(l) + 2e<sup>-</sup>  H<sub>2</sub>(g) + 2OH<sup>-</sup>(aq)  -0.83 2H<sup>+</sup>(aq) + 2e<sup>-</sup>  H<sub>2</sub>(g)  0.00 I<sub>2</sub>(s) + 2e<sup>-</sup>  2I<sup>-</sup>(aq)  0.54 O<sub>2</sub>(g) + 4H<sup>+</sup>(aq) + 4e<sup>-</sup>   2H<sub>2</sub>O(l)  1.23 A) The solution becomes more basic. B) Sodium is deposited at the cathode. C) Iodine is formed at the cathode. D) Oxygen is evolved at the anode. E) Hydrogen is evolved at the anode. 2H2O(l) 1.23


A) The solution becomes more basic.
B) Sodium is deposited at the cathode.
C) Iodine is formed at the cathode.
D) Oxygen is evolved at the anode.
E) Hydrogen is evolved at the anode.

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions