Concept:In a displacement reaction, a more reactive element replaces a less reactive element from its compound or solution.
Explanation:An electropositive element has a strong tendency to lose electrons, making it more reactive.
Therefore, a more electropositive element displaces a less electropositive element from its compound.
The reactivity series determines this order of displacement.
For example, zinc displaces copper from copper sulfate solution because zinc is more electropositive than copper.
Since the options refer to electropositive character, the correct statement is that a more electropositive element displaces a less electropositive one.
Answer:A. A more electropositive element displaces a less electropositive one