Solution Found!
Both H?and He contain two Is electrons. Which species is
Chapter 8, Problem 48P(choose chapter or problem)
QUESTION:
Both \(\mathrm{H^-}\) and He contain two Is electrons. Which species is larger? Explain your choice.
Questions & Answers
QUESTION:
Both \(\mathrm{H^-}\) and He contain two Is electrons. Which species is larger? Explain your choice.
ANSWER:Step 1 of 2
The size of the anion is bigger than the atom because the addition of extra electrons results in the increase in repulsions among all the electrons due to which effective nuclear charge of the nucleus decreases.