Which of the following is a hydrogen-like species?
Which of the following is a hydrogen-like species?
(A) He2+
(B) Be3+
(C) Li+
(D) H+
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Corrct Option is : (B) \(Be^{3+}\)
Hydrogen like species means elements have only one electron in their shell .
Here , \(Be^{+3}\) has only one electron while , \(He^{+2}\) - has no electron & \(Li^+\) has two electrons in their shell.
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