AIIMS2010Physics-Atomic Structure
AIIMS 2010 Physics Bohr Model MCQ Question
Type: MCQ-numerical-Medium-Class 12
What would be the radius of second orbit of He⁺ ion?
A
1.058 Å
B
3.023 Å
C
2.068 Å
D
4.458 Å
Correct Answer
Option A
Detailed Explanation
r = n^2/Z x 0.529 for Hc+, n = 2, Z = 1.
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