polyatomic ions

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 either positively or negatively charged.

Front

What is the charge of the cyanide ion (CN^-)?

Back

The cyanide ion (CN^-) has a charge of -1.

Front

What is the formula for permanganate?

Back

The formula for permanganate is MnO_4^-.

Front

What is the acetate ion represented by?

Back

The acetate ion is represented by C_2H_3O_2^- or CH_3COO^-.

Front

What is the charge of the sulfite ion (SO_3^{2-})?

Back

The sulfite ion (SO_3^{2-}) has a charge of -2.

Front

What is the formula for chlorate?

Back

The formula for chlorate is ClO_3^-.

Front

What is the difference between sulfate and sulfite?

Back

Sulfate (SO_4^{2-}) has one more oxygen atom than sulfite (SO_3^{2-}) and both have a charge of -2.

Front

What is the formula for the ammonium ion?

Back

The formula for the ammonium ion is NH_4^+.

Front

What is the charge of the phosphate ion (PO_4^{3-})?

Back

The phosphate ion (PO_4^{3-}) has a charge of -3.

Front

What is the formula for nitrite?

Back

The formula for nitrite is NO_2^-.