Question

Why does calcium react less vigorously with water than sodium if it is above sodium in reactivity series

Answer 1

Answer: calcium is below sodium in reactivity series

Explanation:

K,Na ,Ca......

Answer 2

Explanation:

calcium is less reactive than sodium. It is below sodium in reactivity series

So, Ca reacts very vigorously with water and it starts floating because bubbles of hydrogen sticks to the surface of calcium.