Which Statement Summarizes the Distinction Between Nonpolar and Polar Covalent

question 44

Multiple Choice

Which statement summarizes the distinction between nonpolar and polar covalent bonds?

• A) The electrons are more evenly and symmetrically distributed in orbit among atoms in a nonpolar covalent bond.
• B) Polar covalent bonds are formed when the atoms gain or lose electrons to bond, and become oppositely charged ions.
• C) The difference in electronegativity of the atoms in a nonpolar covalent bond is very large.
• D) The electrons are more evenly and symmetrically distributed in orbit among atoms in a polar covalent bond.

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Definitions:

Fissure

A long, narrow opening or crack, especially one in the ground or in rock formations.

Eruption Column

A rising column of hot gases, tephra, and rock fragments that erupts high into the atmosphere.

Pyroclastic Flow

A fast-moving cloud of hot volcanic gases, ash, pumice, and rock fragments that generally travel down the flanks of a volcano; synonym: ash flow.

Volcanic Dome

A round-shaped mound formed over a volcanic vent by the slow eruption of viscous lava.