Naming binary ionic compounds from formula

Front

What are binary ionic compounds?

Back

Binary ionic compounds are chemical compounds composed of two different elements, typically consisting of a metal and a non-metal, that are held together by ionic bonds.

Front

Do prefixes get used when naming ionic compounds?

Back

No, prefixes are NOT included when naming ionic compounds.

Front

Which group of elements is most likely to form negative ions?

Back

Elements from group 17 (halogens) are most likely to form negative ions.

Front

What is the name of the compound Na2S?

Back

Sodium sulfide.

Front

What is the name of the compound NaBr?

Back

Sodium bromide.

Front

What is the name of the compound MgS?

Back

Magnesium sulfide.

Front

How do you determine the charge of a metal ion in a binary ionic compound?

Back

The charge of a metal ion is determined by its group number in the periodic table; metals in group 1 have a +1 charge, group 2 have a +2 charge, etc.

Front

What is the general rule for naming ionic compounds?

Back

The name of the cation (metal) is followed by the name of the anion (non-metal) with its ending changed to '-ide'.

Front

What is the significance of the subscripts in a chemical formula?

Back

Subscripts indicate the number of atoms of each element in the compound.

Front

What is the name of the compound formed by Na+ and Cl- ions?

Back

Sodium chloride.