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Q.

In a certain electronic transition in the hydrogen atoms from an initial state (a) to final state (b) the difference in the orbit radius r1−r2 is 24 times the first Bohr radius. Identify the transition

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a

 5 →1 

b

6→5

c

25 → 1

d

8→3

answer is A.

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Detailed Solution

Let's think about the issue.

 Radius ∝n2Z

For 

rn2−rn1=24×r0

Since,

n22−n12=24

Hence the solution is

n2=7,n1=5  n2=5,n1=1

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