Covalent Molecules

Match the following shapes to their Names

• Tetrahedral

• 
• Trigonal Pyrimidal

• 
• Linear

• 
• Bent

• 
• Trigonal Planar

• 

Tags

NGSS.MS-PS1-1

Which of the following shapes will have lone pairs on the central Atom (select all that apply)

• Trigonal Planar

• Trigonal Pyramidal

• Bent

• Linear

 A lone pair is defined as

• A pair of bonding electrons
• One non-bonding electron
• A pair of non-bonding electrons
• A pair of electrons on the central atom

What is the VSEPR theory used to predict?

• Bond Strength
• Polarity
• Molecular Shape
• Electronegativity

What molecular shape is the structure shown here? (BCl₃)

• linear
• trigonal planar
• tetrahedral
• trigonal pyramidal

What molecular shape is the structure shown here? (H₂O)

• tetrahedral
• trigonal planar
• bent
• trigonal pyramidal

What molecular shape is the structure shown here? (NH₄⁺)

• linear
• trigonal planar
• tetrahedral
• trigonal pyramidal

Think about how many electron groups are around the central atom. Place these structures in order from LEAST groups to MOST groups.

• Trigonal Planar

• Linear

• Tetrahedral

Which Structure has a different shape than the others?

• 
• 
• 
• 

When determining molecular geometry, how many electron groups are around the central atom of this structure?

• 1

• 2

• 3

• 4