Which of These Pairs Constitutes an Isoelectronic Pair

question 98

Multiple Choice

Which of these pairs constitutes an isoelectronic pair?

• A) Mn²⁺ and Ar
• B) Zn²⁺ and Cu²⁺
• C) Na⁺ and K⁺
• D) Cl^- and S
• E) K⁺ and Cl^-

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Definitions:

Hemoglobin

Hemoglobin is a protein in red blood cells responsible for transporting oxygen from the lungs to the body's tissues and returning carbon dioxide from the tissues back to the lungs.

Oxygen

A chemical element (O) essential for life, involved in cellular respiration, where it is used to produce energy from the breakdown of molecules like glucose.

Affinity

The degree to which a substance tends to combine with another, often used in the context of biochemical reactions.

Hematocrit

The proportion of blood volume that is occupied by red blood cells, a key measure of blood health.