Lewis Structures, Molecular Geometry, and Intermolecular Forces

How many total valence electrons are present in the Lewis structure of CO₂?

• 16

• 20

• 24

• 32

Tags

NGSS.HS-PS1-2

Which of the following molecules will have a Lewis structure with a double bond?

• O_²

• H₂O

• NH₃

• CH₄

In drawing the Lewis structure for SF₄ how many lone pairs of electrons are around the central sulfur atom?

• 0

• 1

• 2

• 3

Which element typically does NOT follow the octet rule in its compounds?

• Carbon

• Oxygen

• Hydrogen

• Nitrogen

How many valence electrons should be represented in the Lewis structure of ammonium ion NH⁴⁺?

• 8

• 9

• 18

• 20

Tags

NGSS.HS-PS1-1

What is the molecular geometry of CH₄, which Lewis structure is depicted in the picture?

• Tetrahedral

• Trigonal planar

• Linear

• Bent

The molecule SF₆ exhibits which type of molecular geometry?

• Octahedral

• Tetrahedral

• Trigonal bipyramidal

• Square planar

What is the molecular geometry of water H₂O?

• Linear

• Bent

• Tetrahedral

• Trigonal planar

Which of the following molecules has a trigonal planar shape?

• BF₃

• NH₃

• CH₄

• H₂O

In CO₂ what is the shape around each carbon atom?

• Linear

• Bent

• Tetrahedral

• Trigonal planar