Question

Match each molecule or ion above to the correct electron-group arrangement from the list below.

A   tetrahedral B   square planar C   T shape D   trigonal planar E   linear F   bent G   trigonal pyramidal

CO32- PH3 N2O (N central) SO42- O3 SO3

Now match the sames molecules or ions above to the correct molecular shape.

A   trigonal pyramidal B   tetrahedral C   T shape D   bent E   linear F   square planar G   trigonal planar

N2O (N central) CO32- SO3 PH3 SO42- O3

Finally, match the same molecules and ions above to the correct ideal bond angles from the list below.

A   45° B   90° C   60° D   120° E   109.5° F   30° G   180°

PH3 SO42- SO3 CO32- O3 N2O (N central)

Answer 1

CO3 2-
electron group arrangement;;Trigonal planar [AX3 type]
molecular shape;;Trigonal planar
bond angle;;120

PH3
electron group arrangement ; Tetrahedral [AX3N type]
molecular shape:Trigonal pyramidal
bond angle : 109.5
SO42-
electron group arrangement :Tetrahedral [AX4 type]
molecular shape : Tetrahedral
bond angle : 109.5
O3
electron group arrangement : Trigonal planar [AX2N type]
molecular shape ::Bent
bond angle;; 120
SO3
electron group arrangement;;Trigonal planar [AX3 type]
molecular shape;;Trigonal planar
bond angle;; 120
N2O
electron group arrangement;;linear[AX2 type]
molecular shape;;linear
bond angle;; 180