An electron in the fifth orbit of the hydrogen atom has speed

CHEMISTRY · Multi-part · CBSE · Chemistry · Structure of Atom · Structure of Atom

Problem

v_1

. Another electron in the third orbit of the

\text{Li}^{2+}

ion has speed

v_2

. (i) Find the ratio

v_2 : v_1

. (ii) Which of the two electrons possesses the greater kinetic energy? Give a brief reason.