Shape of molecules

Generic Formula

100

The generic formula of 1 bonded atom and no lone pair is...

AX

200

The generic formula of 2 bonded atoms and no lone pair is...

AX₂

300

The generic formula of 2 bonded atoms and 1 lone pair is...

AX₂E

400

The generic formula of 3 bonded atoms and 1 lone pair is...

AX₃E

500

The generic formula of 3 bonded atoms and 2 lone pairs is...

AX₃E₂

Molecular shape

100

What is the molecular shape of H₂?

Linear

200

What is the molecular shape of BF₃?

Trigonal planar

300

What is the molecular shape of NH₃?

Trigonal pyramid

400

What is the molecular shape of ClF₃?

T-shape

500

What is the molecular shape of XeF₄?

square planar

Geometry shape

100

What is the geometry shape of CO₂?

Linear

200

What is the geometry shape of O₂?

trigonal planar

300

What is the geometry shape of Cl₂?

tetrahedral

400

What is the geometry shape of AsF₅?

trigonal bipyramid

500

What is the geometry shape of IF₅?

octahedral

Example

100

Give one example of a linear molecular shape.

H₂, CO₂, CN^-, HCN, H₂CO, BeF₂, HCl, HI, HF, HBr, NaH, BeH₂, etc (2 things)

200

Give one example of a trigonal planar molecular shape.

AlBr₃, H₂CO, BF₃

300

Give one example of a tetrahedral geometry shape.

SiCl₄, PH₃, SeBr₂, Cl₂, CH₄, NH₃, H₂O

400

Give one example of a see-saw molecular shape.

SeH₄, SF₄

500

Give one example of an octahedral shape.

SeCl₆, IF₅, XeF₄, ClF₅, SF₆

Bond angles

100

The bond angle of linear geometry shape is...

180 degree

200

The bond angle of triangular (trigonal) planar geometry shape is...

120 degree

300

The bond angle of NH₃ is...

107 degree

400

The bond angle of H₂O is...

104.5 or 105 degrees

500

The bond angle of SF₆ is...

90 degree