The total energy of an electron in an at...

The total energy of an electron in an atom in an orbit is `-3.4eV`. Its kinetic and potential energies are, respectively:

A

-3.4 eV, -6.8 eV

B

3.4 eV, -6.8 eV

C

3.4 eV, 3.4 eV

D

-3.4 eV, -3.4 eV

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The correct Answer is:

B

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