In a Li ion ( )

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

Problem

In a Li

^{2+}

ion (

Z=3

), an electron jumps from

n=3

n=2

. Determine the frequency of the photon emitted. (a)

2.7\times10^{15}\,\text{Hz}

(b)

8.2\times10^{15}\,\text{Hz}

(c)

4.1\times10^{15}\,\text{Hz}

(d)

1.4\times10^{15}\,\text{Hz}