A) \[I{{F}_{7}}\]
B) \[{{(CN)}_{2}}\]
C) \[IC{{l}_{2}}\]
D) \[I_{3}^{-}\]
Correct Answer: B
Solution :
Pseudohalogens are certain uninegative ions made up of two electronegative atoms which have properties similar to the halide ions. Example-\[{{(CN)}_{2}},{{(SCN)}_{2}}{{(OCN)}_{2}}\]etc.
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