Question

What is chemical reactivity of elements also write down the most and least reactive metal of the reactivity series

Answer 1

the ability of the elements to combine with other elements to achieve the nearest inert gas electronic configuration is called chemical reactivity.
The mostreactive metal of reactivity series is potassium and the least reactive is platinum

Answer 2

Chemical reactivity of element is the reaction of a chemical with any other element or with any other solution.
Most reactive metal is Potassium (K)
Least reactive metal is Gold (Au)