What is the kinetic energy of an electron in the ground state (n=1) of a hydrogen atom? - ATOMS AND NUCLEI Quiz | GKFix.in

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Question

What is the kinetic energy of an electron in the ground state (n=1) of a hydrogen atom?

A. 13.6 eV
B. -13.6 eV
C. 6.8 eV
D. 27.2 eV