Multiple Choice
Which of the following reactions will occur spontaneously as written?
A) 3Fe2+ (aq) + Cr3+ (aq) → Cr (s) + 3Fe3+ (aq)
B) 2Cr3+ (aq) + 3Sn2+ (aq) → 3Sn4+ (aq) + 2Cr (s)
C) Sn4+ (aq) + Fe2+ (s) → Sn2+ (aq) + Fe (s)
D) Sn2+ (aq) + Fe2+ (s) → Sn4+ (aq) + Fe3+ (aq)
E) 2Cr (s) + 3Fe2+ (s) → 3Fe (s) + 2Cr3+ (aq)
Correct Answer:

Verified
Correct Answer:
Verified
Q29: What is the coefficient of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB1194/.jpg"
Q30: How many seconds are required to produce
Q31: What is the cathode in an alkaline
Q32: What is a galvanized iron nail?
Q33: What is being reduced at the cathode
Q35: The standard cell potential (E°<sub>cell</sub>)for the voltaic
Q36: The standard emf for the cell using
Q37: The standard cell potential (E°)of a voltaic
Q38: The standard cell potential (E°<sub>cell</sub>)of the reaction
Q39: A voltaic cell is constructed with two