The Attraction Between Na⁺cations and Cl^-anions Form ____ That Hold

question 22

Multiple Choice

The attraction between Na⁺cations and Cl^-anions form ____ that hold the ions together in the compound NaCl.

• A) polar covalent bonds
• B) van der Waals forces
• C) ionic bonds
• D) hydrogen bonds
• E) nonpolar covalent bonds

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Definitions:

Iron-Porphyrin

A complex organic compound that forms the core of heme, enabling oxygen transport and storage in hemoglobin and myoglobin.

Respiratory Pigment

Substances found in various organisms that facilitate the transfer of oxygen from the environment to the organism's cells, such as hemoglobin in humans.

Reptiles

Cold-blooded vertebrates that have scales, breathe air, and lay eggs, including snakes, lizards, crocodiles, and turtles.

Bohr Effect

A physiological phenomenon where decreases in blood pH or increases in carbon dioxide concentration lead to a reduction in the affinity of hemoglobin for oxygen.