Writing and Naming Binary Ionic compounds

Front

What is a binary ionic compound?

Back

A binary ionic compound is a chemical compound composed of two different elements, typically consisting of a metal and a non-metal, that are held together by ionic bonds.

Front

How do you determine the formula for a binary ionic compound?

Back

To determine the formula, identify the charges of the ions, balance the total positive and negative charges, and write the formula using the lowest whole number ratio of ions.

Front

What is the charge of magnesium in magnesium chloride (MgCl₂)?

Back

The charge of magnesium in magnesium chloride is +2.

Front

What is the charge of chloride ions in magnesium chloride (MgCl₂)?

Back

The charge of chloride ions in magnesium chloride is -1.

Front

What is the name of the compound with the formula NaBr?

Back

The name of the compound NaBr is sodium bromide.

Front

What is the formula for aluminum bromide?

Back

The formula for aluminum bromide is AlBr₃.

Front

How do you name a binary ionic compound?

Back

To name a binary ionic compound, name the metal first followed by the non-metal with its ending changed to '-ide'.

Front

What is the formula for magnesium iodide?

Back

The formula for magnesium iodide is MgI₂.

Front

What is the name of MgF₂?

Back

The name of MgF₂ is magnesium fluoride.

Front

What is the significance of subscripts in a chemical formula?

Back

Subscripts indicate the number of atoms of each element in a compound; for example, in MgCl₂, the subscript '2' indicates there are two chloride ions.