For an electron in the second orbit ( )

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

Problem

For an electron in the second orbit (

n = 2

), the orbital speed is

v

in a hydrogen atom (

Z = 1

). What will be its speed in the second orbit of a beryllium ion Be

^{3+}

(

Z = 4

)? (a)

2v

(b)

v

(c)

4v

(d)

\dfrac{v}{4}