Molecular Geometry

Multiple Choice

Which of the following molecules is most likely to be nonpolar based on its symmetry?

• Carbon tetrachloride (CCl4)

• Water (H2O)

• Ammonia (NH3)

• Sulfur dioxide (SO2)

Fill in the Blanks

Compounds that contain an

pair of electrons or are not symmetrical are polar.

Multiple Choice

Which molecular geometry is associated with the presence of a lone pair on the central atom?

• Trigonal planar

• Tetrahedral

• Trigonal pyramidal

• Linear

Multiple Choice

Which molecular shape is shown in the first image?

• Trigonal planar

• Tetrahedral

• Trigonal pyramidal

• Bent

Multiple Choice

What is the defining characteristic of a linear molecule in terms of its atomic arrangement?

• Atoms are arranged in a straight line

• Atoms form a triangle

• Atoms are arranged in a circle

• Atoms form a square

Multiple Choice

Which of the following best describes the shape of a linear molecule?

• The atoms are arranged in a straight line

• The atoms form a triangle

• The atoms are arranged in a circle

• The atoms form a T-shape