Abeaker contains nickel(ii sulfate, zinc(ii sulfate and solid iron. what species in this beaker will be reduced?

Nickel (II) to solid nickel.

Explanation:

Hello,

In this case, the placed species are nickel (II) sulfate , zinc sulfate and solid iron . Now, as the nickel sulfate is more reactive than the zinc sulfate, it will experience the following reduction half-reaction from nickel (II) to solid nickel:

Nevertheless, it is possible that the zinc might experience the same reduction reaction from zinc (II) to solid zinc as well.

Best regards.