Question

Which of the following has the regular tetrahedral structure?

• A. $X{F}_4$
• B. $[Ni(CN{)}_4{]}^{2-}$
• C. $B{F}_4^{-}$
• D. $S{F}_4$

Answer 1

Answer: (C)

$B{F}_4^{-}$ has a regular tetrahedral structure.