The Bohr radius for the hydrogen atom(n = 1) is approx 0.53 $A A$ . The radius for the first excited state (n =2 orbit) is (in $A A$ )

0.13

No worries! We‘ve got your back. Try BYJU‘S free classes today!

1.06

No worries! We‘ve got your back. Try BYJU‘S free classes today!

4.77

No worries! We‘ve got your back. Try BYJU‘S free classes today!

2.12

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D 2.12
$R α \frac{n^{2}}{2}$
$∴ f o r n = 2$ ,
$r = 0.53 \times 4$
$2.12 ˚ A$

Suggest Corrections

Similar questions

The Bohr orbit radius for the hydrogen atom ( n= 1) is approximately 0.530 $A^{\circ}$ . The radius for the first excited state (n=2) orbit is:

Calculate the radius of the third orbit of a hydrogen atom; the radius of the first Bohr orbit of hydrogen atom is 0.53 Å.

6)The radius of hydrogen atom in the ground state is 0.53Å. The radius of ₃Li²⁺ in the similar state is

0.53 \times 10^{- 10} m

2.12 \times 10^{10} m

n

Join BYJU'S Learning Program