The magnitude of the total energy of an electron in the ground state of Li is how…

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

Problem

The magnitude of the total energy of an electron in the ground state of Li

^{2+}

is how many times that of an electron in the third Bohr orbit of hydrogen? (a)

27

(b)

243

(c)

81

(d)

9