Transition metals
Most transition metals differ from the metals of Groups 1, 2, and 13 in that they are capable of forming more than one cation with different ionic charges. As an example, iron commonly forms two different ions
Answer:
D. The piece of bread travels with straight- line horizontal acceleration.
Explanation
No. Although two such atoms are essentially chemically identical (they will chemically react in the same way), they are not completely identical.