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An electron, in a hydrogen like atom , i...

An electron, in a hydrogen like atom , is in excited state. It has a total energy of -3.4 eV, find the de-Broglie wavelength of the electron.

A

`6.6 xx 10^(-10) m`

B

`3 xx 10^(-10) m`

C

` 5 xx 10^(9)m`

D

` 9.3 xx 10^(-12)m`

Text Solution

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The correct Answer is:
A
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