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In a mixture of H- He^(+) gas (He+ is si...

In a mixture of `H- He^(+)` gas (`He+ `is singly ionized He atom), `H` atom and `He+` ions are excited to their respective first excited state. Subsequently `H` atoms transfer their total excitation energy to `He+` ions (by collisions) Assume that the bohr model of atom is exactly valid.
The ratio of the kinetic energy of the `n = 2` electron for the `H` atom to the of `He^(+)` lon is -

A

`1/4`

B

`1/2`

C

`1`

D

`2`

Text Solution

Verified by Experts

The correct Answer is:
A
`K.E =-T.E=13.6Z^(2)/n^(2)eV`
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