Polyatomic Ions and Ionic Naming AR

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 charge of the nitrite ion (NO2^-1)?

Back

The nitrite ion has a charge of -1.

Front

What is the name of the ion with the formula C2H3O2^-1?

Back

The ion is called acetate.

Front

What is the formula for the phosphite ion?

Back

The formula for the phosphite ion is PO3^-3.

Front

What is the name of the hydroxide ion (OH^-1)?

Back

The hydroxide ion is named hydroxide.

Front

How do you name K3PO4?

Back

K3PO4 is named potassium phosphate.

Front

What is the difference between phosphite and phosphate ions?

Back

Phosphite (PO3^-3) has one less oxygen than phosphate (PO4^-3) and has a different chemical behavior.

Front

What is the significance of the charge in naming polyatomic ions?

Back

The charge indicates how many electrons are gained or lost, which is crucial for determining the correct name and formula.

Front

What is the formula for the sulfate ion?

Back

The formula for the sulfate ion is SO4^-2.

Front

What is the name of the ion with the formula CO3^-2?

Back

The ion is called carbonate.