For which one of the following atomic species does the Bohr model fail because of…

CHEMISTRY · Single correct · CBSE · Chemistry · Structure of Atom · Structure of Atom

Problem

For which one of the following atomic species does the Bohr model fail because of electron–electron interactions? (a) Singly ionised helium

\text{He}^+

(b) Doubly ionised lithium

\text{Li}^{2+}