Molecular Shapes

A molecular geometry with 3 bonding pairs is

• Trigonal pyramidal

• Trigonal planar

• Trigonal bipyramidal

A molecular geometry with 2 lone pairs and 2 bonding pairs is

• Tetrahedral

• Trigonal pyramidal

• Bent

• Linear

According to the octet rule most elements need _______ valence electrons.

• 2
• 8
• 6
• 18

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the molecular shape for PCl₃?

• linear

• bent

• trigonal planar

• trigonal pyramidal

• tetrahedral

Both Carbon Dioxide and water have (a)   atoms bonded to the central atom. Carbon Dioxide (CO₂) is a (b)   molecule, while water (H₂O) is a (c)   molecule because water has (d)   on the central atom.

• two

• Linear

• Bent

• Lone Pairs

• Three

• Double Bonds

• Trigonal Planar

What shape is a hydrogen sulfide molecule (H₂S)?

• linear

• tetrahedral

• bent

• trigonal pyramid