This element is called Neon and it is part of the group known as Noble gases or group 8 and it is in period 2
It would be Atom 2 because the proton and neutron are both nine and the election is 8 which is -1 to nine <span />
Answer: I am confident the answer is B
Explanation:
forgive me if im wrong
Answer:
A larger nuclear charge :)
Explanation:
Answer:
43.7
Explanation:
mole is equal mass concentration/ moler mass of MgCl²
