Question

Which of the following species has tetrahedral geometry?

• A. $BH_{4}^{-}$
• B. $NH_{2}^{-}$
• C. $CO_{3}^{2 -}$
• D. $H_{3}O^{+}$

Answer 1

Answer: (A)

$BH_{4}^{-}$

Answer 2

: The geometry of $BH_{4}^{-}$is tetrahedral. $NH_{2}^{-}$has V- shape $CO_{3}^{2 -}$has trigonal planar and $H_{3}O^{+}$has pyramidal shape.