The following set of redox reactions takes place when iron is dipped into a solution of copper ions.
Fe Fe+2 + 2e-
Cu+2 + 2e- Cu
Which of the following describes what is happening with the electrons in the solution?
A) The iron metal is releasing electrons and they are traveling to the copper ions.
B) The copper is releasing electrons and they are traveling to the iron ions.
C) The iron ions are gaining electrons from the copper metal.
D) The copper ions are releasing electrons and they are traveling to the iron metal.
E) none of the above
Question 2
The following set of redox reactions takes place when iron is dipped in a solution of copper ions.
Fe Fe+2 + 2e-
Cu+2 + 2e- Cu
Which of the following describes what is happening on the surface of the iron?
A) The copper starts to plate out on iron.
B) The iron rusts in the water.
C) The iron starts to plate out on the copper.
D) The iron corrodes the copper.
E) none of the above
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Solve with solution
a solution is prepared in which a trace or small amount of Fe2+ is added to a much larger ...
Write equilibrium constant expressions for the following reactions in terms of concentration: