Question

Which of the following does not have a tetrahedral structure?

• A. $B{H}_4^{-}$
• B. $B{H}_3$
• C. $N{H}_4^{+}$
• D. $H_{2}O$

Answer 1

Answer: (B)

$B{H}_3$ have $s{p}^2$ hybridisation, so it have trigonal planar structure, not tetrahedral structure.