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08/06/2020 1:03 pm

The ratio of the energy of the electron in ground state of hydrogen to the electron in first excited state of Be^{3+} is

(a) 1 : 4

(b) 1 : 8

(c) 1 : 16

(d) 16 : 1

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08/06/2020 1:05 pm

**Correct option:(a) 1 : 4**

**Explanation:**