Polyatomic and Binary Ionic Compounds

Front

What is a polyatomic ion?

Back

A polyatomic ion is a charged ion composed of two or more atoms covalently bonded together, which can act as a single unit in chemical reactions.

Front

What is the difference between a binary ionic compound and a polyatomic ionic compound?

Back

A binary ionic compound consists of two different elements, typically a metal and a non-metal, while a polyatomic ionic compound contains at least one polyatomic ion.

Front

What is the correct chemical formula for magnesium chloride?

Back

MgCl₂

Front

When naming ionic compounds with transition metals, what must be included?

Back

Roman numerals to indicate the charge of the metal.

Front

What is the formula for zinc sulfate?

Back

ZnSO₄

Front

What is the formula for copper (II) hydroxide?

Back

Cu(OH)₂

Front

How do Cr³⁺ and O²⁻ bond together?

Back

They form Cr₂O₃.

Front

What is the charge of the sulfate ion (SO₄²⁻)?

Back

The sulfate ion has a charge of -2.

Front

What is the significance of Roman numerals in naming transition metal compounds?

Back

Roman numerals indicate the oxidation state (charge) of the metal in the compound.

Front

What is the formula for ammonium nitrate?

Back

NH₄NO₃