In a certain hydrogen-like ion with atomic number

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

Problem

Z=2

, the speed of the electron is measured to be

1.1\times10^{6}\,\text{m s}^{-1}

. (a) Determine the principal quantum number

n

of the orbit in which the electron is revolving. (b) State whether this orbit lies inside or outside the third orbit.