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Question

An electron in unielectronic species A+x is present in nth orbit. The separation energy of that electron from nth orbit is 7.65 eV. The frequency of photon required to excite electron from nth orbit to (n + 2)th orbit is 1.025 × 1015 Hz. Mark the correct statement. a)The value of (n + 1) is 4 b) Element A is Beryllium c) Value of x is 2 d)Kinetic energy of electron in (n + 2) orbit is 1.51 eV

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