A. How many protons are in one atom of fluorine - 19?

B. How many neutrons are in one atom of potassium - 39?

C. How many electrons are in one neutral atom of V - 51?

D. What is the symbol for the element that has 78 protons?

E. What is the symbol for the neutral atom that has 52 electrons?

1 answer

I really suspect no one here is going to do this for you.