Question

Lithium ( atomic number -3), Sodium ( atomic number -11) and Potassium (atomic number -19) are in the same group in the periodic table with valence electron 1, but potassium seems to be more reactive than sodium and lithium. Why?

Please help me with the answer........ the first on to answer this question with the correct response will be marked as the brainiest

Answer 1

Answer:

I think because of less ionization energy of potassium

Answer 2

Answer:

K is more reactive than Na and Li

Explanation:

As reactivity series increases down the group

So for group 1A

Fr>Cs>Rb>K>Na>Li>H