Question

Which is highly reactive element

Answer 1

Answer:

Cesium

Explanation:

Cesium is second from the bottom of this group, has 6 shells of electrons, and it matches the features of a reactive atom, making it the most reactive element.

Hope it helps uh.......

Answer 2

Answer:

The most reactive metal on the periodic table is francium.

Explanation:

Some highly reactive elements are fluorine, sodium, potassium, lithium and oxygen.