Helium Atoms Do Not Combine to Form He₂ Molecules, Yet

question 21

Multiple Choice

Helium atoms do not combine to form He₂ molecules, yet He atoms do attract one another weakly through

• A)dipole-dipole forces.
• B)ion-dipole forces.
• C)dispersion forces.
• D)dipole-induced dipole forces.
• E)hydrogen bonding.

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Definitions:

Transverse

Anatomical term that refers to the plane that divides the body into superior and inferior portions.

Cytoplasm

The gel-like substance within a cell, excluding the nucleus, that contains organelles and is the site of various vital metabolic processes.

Cell Membrane

The semipermeable membrane surrounding the cytoplasm of a cell, managing the entry and exit of substances.

Filtration

A process that separates particles from a fluid (liquid or gas) by passing the fluid through a filter medium that only allows the fluid to pass through.