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Question: The ratio between kinetic energy and total energy of the electron of hydrogen atom, according to Boh...

The ratio between kinetic energy and total energy of the electron of hydrogen atom, according to Bohr’s model, is –

A

1 : –1

B

1 : 1

C

1 : 2

D

2 : 1

Answer

1 : –1

Explanation

Solution

Ek = ke22r\frac{ke^{2}}{2r} and E = –ke22r\frac{ke^{2}}{2r} Now, EkE\frac{E_{k}}{E} = 1–1\frac{1}{–1}