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??

A. Potassium has more electrons, more number of shells and hence less force of attraction towards nucleus and easy to donate.
B. Potassium has more electrons, more number of shells and hence more force of attraction towards nucleus and easy to donate
C. Potassium has more electrons and hence nucleus will repel.
D. Potassium has less electrons and hence nucleus will repel.

PLEASE GIVE A QUICK ANSWER

Answer 1

Answer:

here is your answer....

A.potasium has more electrons, more number of shells and hence less force of attraction towards the nucleus and easy to donate....

Answer 2

Answer:

I think it is helpful to you