The radius of the second Bohr orbit for the hydrogen atom is : (Planck’s constant, h = 6.262×10⁻³⁴Js: Mass of electron = 9.1091×10⁻³¹kg; Charge of electron e = 1.60210×10⁻¹⁹C; permittivity of vacuum ε₀ = 8.854185×10⁻¹²kg⁻¹m⁻³A²) (1) 1.65 A (2) 4.76 A (3) 0.529 A (4) 2.12 A

The radius of the second Bohr orbit for the hydrogen atom is :

The radius of the second Bohr orbit for the hydrogen atom is :

(Planck’s constant, h = 6.262×10^-34Js: Mass of electron = 9.1091×10^-31kg; Charge of electron e = 1.60210×10^-19C; permittivity of vacuum ε₀ = 8.854185×10^-12kg^-1m^-3A²)

(1) 1.65 A

(2) 4.76 A

(3) 0.529 A

(4) 2.12 A

Doubtly Asked 22 Jul 2022 Save WhatsApp Report

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(4) 2.12 A

Radius of n^th Bohr orbit in H atom = 0.53 n²/Z

For hydrogen Z = 1

Radius of 2^ndBohr orbit in H atom = 0.53 ×2²/1 = 2.12

Doubtly · 22 Jul 2022 Report

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The radius of the second Bohr orbit for the hydrogen atom is :

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