Q. Which of the following does not exist?
A) $KrF^{-}\left\lbrack SbF_{6} \right\rbrack^{-}$
B) $\left\lbrack KrF_{3} \right\rbrack^{-}\left\lbrack SbF_{4} \right\rbrack^{+}$
C) $KrF^{+}\lbrack MoOF_{5}\rbrack$
D) $KrF^{+}\left\lbrack WOF_{5} \right\rbrack^{-}$
Explanation
(b)
$KrF_{2}\ is\ a\ F^{-}$ donor and form complexes with $F^{-}$ acceptors where, only cationic species or Kr will be present
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.