They all don’t, they also can have positive charges like LiOH (Lithium Hydroxide)
Answer: B represents an element.
HCl :
hydrochloric acid
answer A
hope this helps!
With the principle quantum number being 2, the maximum number that can share this is 8. You can use the general formula 2n^2 to calculate this number (n=quantum level), or you can use the concept of quantum numbers (n, l, m, s) to justify this answer.
