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The ionization enthalpy of hydrogen atom...

The ionization enthalpy of hydrogen atom is `1.312 xx 10^6 J mol^-1`. The energy required to excite the electron in the atom from `n= 1` to `n = 2` is :

A

`8.51 xx 10^(5)J mol^(-1)`

B

`6.56 xx 10^(5) J mol^(-1)`

C

`7.56 xx 10^(5) J mol^(-1)`

D

`9.84 xx 10^(5) J mol^(-1)`

Text Solution

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The correct Answer is:
D
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