Question

Which one of the following species will give a series
of spectral lines similar to that of Mg2+ :-
(1) A13+ (2) Na (3) Mg (4) F
​

Answer 1

Answer:

Al3+

Explanation:

bcz it has same electronic configuration as Mg2+

Answer 2

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Answer...

The spectral lines will be similar in that species which will have same number of electrons as present in $Mg^{2+}$

1. $Al^{3+}$ is correct option.

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