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Structure of Atom question

2017 · Shift 0 · Q23
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Structure of Atom question

2017 · Shift 0 · Q23

JEE MainChemistryStructure of AtomMCQ+4 / −1
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 ({varepsilon _0}) = 8.854185 × 10-12 kg-1 m-3 A2)
  1. A
    4.76 Ao\mathop {\rm A}\limits^oAo
  2. B
    2.12 Ao\mathop {\rm A}\limits^oAo
  3. C
    0.529 Ao\mathop {\rm A}\limits^oAo
  4. D
    1.65 Ao\mathop {\rm A}\limits^oAo
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