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Rutherford's Model

How much ener...

Question

How much energy must be absorbed by hydrogen atom in the ground state to reach the first excited state?

A

1.5 eV

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B

3.4 eV

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C

13.6 eV

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D

10.2 eV

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Solution

The correct option is D 10.2 eV
$Δ E = E_{2} - E_{1} \Rightarrow (- 3.4) - (- 13.6) = 10.2 e V$

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