🏫 Board🧪 Chemistry

Radius of electron in ground state for hydrogen is \({a}_{o}\), then radius of electron in \({\mathrm{He}}^{+}\)ion in \…

Q1

Radius of electron in ground state for hydrogen is \({a}_{o}\), then radius of electron in \({\mathrm{He}}^{+}\)ion in \({3}^{\mathrm{rd}}\) excited state is a. Then \(\frac{{\mathrm{a}}_{\mathrm{o}}}{\mathrm{a}}\) is:

(Memory Based JEE Mains 22/01/2025,Shift -1)

a

1/2

b

1/4

c

1/16

d

1/8

🔒
Answer & explanation — PYQ Pass

Options are free to see. Unlock the correct answer and full explanation with Pass.

Unlock · ₹149

Practice more Board Chemistry PYQs

See every question on Structure of Atom, or browse the full Board question bank.

See all questions on Structure of Atom →