Question

What would you expect to see if a piece of copper metal is placed in a solution that contains nickel(II) ions?

A. No reaction happens.
B. A precipitate forms that contains copper and nickel ions.
C. Nickel ions become solid nickel.
D. Copper atoms become copper(II) ions.

Answer 1

@nechirwan

Answer 2

@aaronq

Answer 3

A. No reaction happens.

Answer 4

thank you so much! i really appreciate your help :)