The Following Experiments Were Carried Out and Observations Recorded

Multiple Choice

The following experiments were carried out and observations recorded.
Expt. #1: copper metal was added to an aqueous solution of silver nitrate Observation: The copper become coated with a substance.
Expt. #2: lead metal was added to an aqueous solution of copper(II) nitrate
Observation: The lead turned black and crumbled.
Expt. #3: zinc metal was added to an aqueous solution of lead(II) nitrate
Observation: The zinc appeared to fall apart.Which, if any, of the following properly ranks the metals from most active to least active.

A) Most active Pb, next most active Zn, next most active Cu, least active Ag
B) Most active Zn, next most active Ag, next most active Cu, least active Pb
C) Most active Zn, next most active Cu, next most active Pb, least active Ag
D) Most active Zn, next most active Pb, next most active Cu, least active Ag
E) None of the above