A) \[16\]
B) \[17\]
C) \[18\]
D) \[19\]
Correct Answer: D
Solution :
A unipositive ion (cation) is formed when a metal loses its outer electrons to form a table electronic configuration \[2,\,\,8,\,\,8,\,\,1\] i.e.\[,\]\[Z=19\]. It can lose its valence electron during a chemical reaction to form ion\[,\]\[{{X}^{+}}\], which has an electronic configuration of\[2,\,\,8,\,\,8\].You need to login to perform this action.
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