Ionic Nomenclature & Formulas

Front

What is Ionic Nomenclature?

Back

Ionic nomenclature is the system used to name ionic compounds, which consist of cations (positively charged ions) and anions (negatively charged ions).

Front

What is the formula for Strontium Nitride?

Back

The formula for Strontium Nitride is Sr₃N₂.

Front

What is the correct formula for Sodium Oxide?

Back

The correct formula for Sodium Oxide is Na₂O.

Front

How do you name the compound BeCl₂?

Back

The compound BeCl₂ is named beryllium chloride.

Front

What is the formula for Barium Sulfate?

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The formula for Barium Sulfate is BaSO₄.

Front

What is the name of the compound BeI₂?

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The compound BeI₂ is named beryllium iodide.

Front

What is a cation?

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A cation is a positively charged ion that is formed when an atom loses one or more electrons.

Front

What is an anion?

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An anion is a negatively charged ion that is formed when an atom gains one or more electrons.

Front

How do you determine the charge of a cation in an ionic compound?

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The charge of a cation can be determined by the group number of the element in the periodic table; for example, Group 1 elements form +1 cations.

Front

What is the significance of Roman numerals in ionic nomenclature?

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Roman numerals indicate the oxidation state of the cation in compounds with variable charges, such as transition metals.