A) A is element of second period
B) d-electron is not in A
C) The value of n is less than three
D) A cannot form tetrahedral compound
Correct Answer: D
Solution :
The outermost electronic configuration of compound A is\[2{{s}^{2}}2{{p}^{3}}\]because it does not form\[A{{F}^{5}}\]. Hence, this element is nitrogen. It can form tetrahedral compound.You need to login to perform this action.
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