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Published on: August 13, 2026
The radius of the second Bohr orbit for hydrogen atom is: (Planck's Const. h = 6.6262 × 10 –34 Js; mass of electron = 9.1091 × 10 –31 kg; charge of electron e = 1.60210 × 10 –19 C; permittivity of vacuum ∈ 0 = 8.854185 × 10 –12 kg –1 m –3 A 2 )
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