Polyatomic Ions Flashcard

Front

What is a polyatomic ion?

Back

A polyatomic ion is a charged species (ion) composed of two or more atoms covalently bonded, which can be considered as a single unit.

Front

What is the formula for sulfate?

Back

SO₄²⁻

Front

What is the formula for phosphate?

Back

PO₄³⁻

Front

What is the name of the ion SO₄²⁻?

Back

Sulfate

Front

What is the formula for acetate?

Back

C₂H₃O₂⁻

Front

What is the formula for nitrate?

Back

NO₃⁻

Front

What is the difference between sulfate and sulfite?

Back

Sulfate (SO₄²⁻) has one more oxygen atom than sulfite (SO₃²⁻).

Front

What is the charge of a phosphate ion?

Back

The charge of a phosphate ion (PO₄³⁻) is -3.

Front

What is the formula for ammonium?

Back

NH₄⁺

Front

What is the name of the ion NO₃⁻?

Back

Nitrate