Name the following ionic compounds: (g) (NH₄)₂SO₃

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Identify the cation and the anion in the compound. The cation is \((NH_4)^+\) and the anion is \((SO_3)^{2-}\).

Determine the name of the cation. \((NH_4)^+\) is called ammonium.

Determine the name of the anion. \((SO_3)^{2-}\) is called sulfite.

Combine the names of the cation and anion to name the compound. The compound is named by stating the cation first followed by the anion.

The name of the compound is ammonium sulfite.

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주요 개념

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Ionic Compounds

Ionic compounds are formed when atoms transfer electrons, resulting in the formation of positively charged cations and negatively charged anions. These oppositely charged ions attract each other, creating a stable compound. Understanding the structure and properties of ionic compounds is essential for naming them correctly.

Nomenclature of Ionic Compounds

The nomenclature of ionic compounds involves specific rules for naming the cations and anions. Typically, the cation retains its elemental name, while the anion's name is modified, often ending in '-ide' for simple anions or using the polyatomic ion name for complex anions. Familiarity with these naming conventions is crucial for accurately identifying compounds.

Polyatomic Ions

Polyatomic ions are ions composed of two or more atoms covalently bonded together, which carry a net charge. Common examples include sulfate (SO4^2-) and ammonium (NH4^+). Recognizing these ions and their charges is vital for correctly naming compounds that contain them, as seen in the provided example.

Name the following ionic compounds: (g) (NH4)2SO3