Q 1155112064.     The ionization enthalpy of hydrogen atom is `1.312 × 10^6 Jmol^(-1)`. The energy required to excite the electron in the atom from `n = 1` to `n = 2` is

JEE 2008
A

`8.51 × 10^5 Jmol^(-1)`

B

`6.56 × 10^5 Jmol^(-1)`

C

`7.56 × 10^5 Jmol^(-1)`

D

`9.84 × 10^5 Jmol^(-1)`

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