Naming binary ionic compounds from formula

Front

Which group of elements is most likely to form a negative ion?

Back

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

Front

What suffix do you always change the ending of the second element to when naming binary ionic compounds?

Back

-ide.

Front

What are the electrons in the highest energy level of an atom called?

Back

Valence electrons.

Front

What is the charge of an atom that has lost one electron?

Back

+1.

Front

What is the name of the compound Al₂S₃?

Back

Aluminum sulfide.

Front

What is a binary ionic compound?

Back

A compound composed of two different elements, one being a metal and the other a non-metal.

Front

What is the charge of a sodium ion (Na⁺)?

Back

+1.

Front

What is the charge of a chloride ion (Cl⁻)?

Back

-1.

Front

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

Back

The charge is determined by the number of electrons lost to achieve a stable electron configuration.

Front

What is the formula for potassium sulfide?

Back

K₂S.