As an electron makes a transition from a...

As an electron makes a transition from an excited state to the ground state of a hydrogen - like atom /ion

A

Kinetic energy decrease , potential energy increase but total energy remains same

B

Kinetic energy and total energy decrease but potential energy increases

C

Its kinetic energy increase but potential energy and total decrease

D

Kinetic energy , potential energy and total energy decrease

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The correct Answer is:

C

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