If the radius of first Bohr’s orbit of H-atom is x, which of the following is the correct…

Chemistry · JEE Advanced · NTA Exams — Atomic Structure

1. The de-Broglie wavelength in the third Bohr orbit of H-atom = 6πx.
2. The fourth Bohr’s radius of He⁺ ion = 8x.
3. The de-Broglie wavelength in third Bohr’s orbit of
   Li²⁺ = 2x
4. The second Bohr’s radius of Be²⁺ = x

Answer

(A) The de-Broglie wavelength in the third Bohr orbit of H-atom = 6 π x., (B) The fourth Bohr’s radius of He + ion = 8x.

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