Molecular Shapes2

Front

What is the molecular shape of a molecule with a central atom bonded to three other atoms and one lone pair?

Back

pyramidal

Front

What is the bond angle in a tetrahedral molecular shape?

Back

109.5 degrees

Front

What is the name of the molecular shape where a central atom is bonded to three other atoms in a flat plane?

Back

trigonal planar

Front

What is the bond angle in a trigonal planar molecular shape?

Back

120 degrees

Front

How is the Lewis Dot Model used to represent molecules?

Back

It shows the valence electrons of atoms and how they bond with each other.

Front

What is the molecular shape of a molecule with two bonded atoms and no lone pairs?

Back

linear

Front

What is the bond angle in a linear molecular shape?

Back

180 degrees

Front

What is the molecular shape of a molecule with a central atom bonded to four other atoms and no lone pairs?

Back

tetrahedral

Front

What is the bond angle in a bent molecular shape with two bonded atoms and one lone pair?

Back

less than 120 degrees

Front

What is the significance of lone pairs in determining molecular shape?

Back

Lone pairs occupy space and can affect bond angles and overall shape.