Molecular Geometry

What is the shape of a molecule with 2 bonds and 0 lone pairs?

• Linear

• Bent

• Trigonal Planar

• Tetrahedral

What is the molecular geometry of a molecule with 5 bonds?

• Trigonal Bipyramidal

• Tetrahedral

• Octahedral

• Linear

According to the octet rule, how many valence electrons do most elements need?

• 2

• 4

• 6

• 8

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the molecular geometry of a molecule with 3 bonds and 0 lone pairs?

• Trigonal Planar

• Tetrahedral

• Bent

• Linear

What determines the molecular geometry of a molecule?

• The number of bonded pairs and lone pairs of electrons around the central atom.

• The temperature and pressure of the environment.

• The size of the molecule and its mass.

• The type of chemical bonds present in the molecule.

What is the molecular geometry of a molecule with 3 bonds and 1 lone pair?

• Trigonal Planar

• Tetrahedral

• Trigonal Pyramidal

• Linear

What is the molecular geometry of a molecule with 2 bonds and 1 lone pair?

• Linear

• Trigonal Planar

• Bent (or Angular)

• Tetrahedral

What is the VSEPR theory?

• Valence Shell Electron Pair Repulsion theory; it predicts the shape of molecules based on electron pair repulsion.

• A theory that explains the behavior of gases under pressure.

• A model that describes the arrangement of atoms in a crystal lattice.

• A principle that states that electrons are always found in pairs.

Define 'molecular geometry'.

• The two-dimensional shape of a molecule.

• The three-dimensional arrangement of atoms in a molecule.

• The chemical composition of a molecule.

• The energy levels of electrons in a molecule.

Tags

NGSS.HS-PS2-6

What is the molecular geometry of a molecule with 6 bonds?

• Tetrahedral

• Trigonal planar

• Octahedral

• Linear