Question

can somebody help me with answer of this question

Answer 1

Reactivity series is a series in which metals are arranged on the basis of their decreasing reactivity.
The metal on the top of the series will be more reactive than other metals.
The place of।metal in the reactivity series helps to determine how quickly the given metal interacts with other compounds or substances.

Answer 2

In a reactivity series, the most reactive element is placed at the top and the least reactive element at the bottom. More reactive metals have a greater tendency to lose electrons and form positive ions