Q.

The frequency of emission line for any transition in positronium atom (consisting of a positron and an electron) is x times the frequency for the corresponding line in the case of H atom, where x is

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a

2

b

1/22

c

22

d

1/2

answer is D.

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Detailed Solution

Rydberg's constant determines the frequencies. We have R∝m so, modified R for positronium atom is half of H atom. Hence, frequencies are reduced to half.
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Get ₹ 1 crore* worth scholarship for JEE / NEET / Foundation
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