A) 24
B) 25
C) 26
D) 27
Correct Answer: C
Solution :
\[{{X}^{3+}}={{[Ar]}^{18}}3{{d}^{5}}=23\]electrons. As \[{{X}^{3+}}\]ion is formed by the loss of 3 electrons from X, X will have 26 electrons. At number of X =26.
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