Select the Pair That Consists of an Acid and Its

question 86

Multiple Choice

Select the pair that consists of an acid and its conjugate base in that order.

• A)NH₃/NH₄⁺
• B)CO₃²⁻/HCO₃⁻
• C)H₂CO₃/HCO₃⁻
• D)HPO₄²⁻/H₃PO₄
• E)CO₃^2-/ CO₂^2-

---

Definitions:

Ionic

Relating to, composed of, or using ions, which are atoms or molecules with a net electric charge due to the loss or gain of one or more electrons.

Covalent

A type of chemical bond where atoms share pairs of electrons.

Hydrogen Chloride

A gaseous compound made of hydrogen and chlorine; when dissolved in water, it forms hydrochloric acid.

Lewis Structure

A graphical representation showing the arrangement of valence electrons around atoms within a molecule, indicating bonds and lone pairs.