the answer is actually 118 look it up
Answer:
I believe CDC I s the most reliable
Group 4A
The elements in group 4 show the most diverse set of properties.
The Biotic Factor. (If that's what you were asking.)
Answer:
two electrons.
Explanation:
Helium-5, like all other helium isotopes, has two protons and two electrons. Its different from the others in the fact that it has three neutrons. It is one of the unstable isotopes, having a half-life of significantly less than a picosecond (a trillionth of a second). your welcome!!