SATHEE: Atoms - Result Question 42

Atoms - Result Question 42

44. In terms of Bohr radius $a_{0}$ , the radius of the second Bohr orbit of a hydrogen atom is given by

[1992]

(a) $4 a_{0}$

(b) $8 a_{0}$

(d) $2 a_{0}$

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Answer:

Correct Answer: 44. (a)

Solution:

(a) As $r \propto n^{2}$ , therefore, radius of $2 n d$

Bohr’s orbit $= 4 a_{0}$ .

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Atoms - Result Question 42

44. In terms of Bohr radius a0, the radius of the second Bohr orbit of a hydrogen atom is given by

Answer:

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44. In terms of Bohr radius $a_{0}$ , the radius of the second Bohr orbit of a hydrogen atom is given by