Warm up #2 unit 5

Front

What do metals tend to do in terms of electrons?

Back

Metals tend to lose electrons.

Front

What is the correct name for the compound LiBr?

Back

Lithium bromide.

Front

What is the name of the compound FeCl₂?

Back

Iron (II) chloride.

Front

How do you name the ionic compound BeCl₂?

Back

Beryllium chloride.

Front

In a graph, what is the dependent variable?

Back

The dependent variable is the variable that is measured, in this case, height (in.).

Front

What is an ionic compound?

Back

An ionic compound is a chemical compound composed of ions held together by electrostatic forces termed ionic bonding.

Front

What is the significance of the Roman numeral in iron (II) chloride?

Back

The Roman numeral indicates the oxidation state of the iron ion, which is +2 in this case.

Front

What is the formula for calculating the number of moles in a substance?

Back

Number of moles = mass (g) / molar mass (g/mol).

Front

What is the difference between a cation and an anion?

Back

A cation is a positively charged ion, while an anion is a negatively charged ion.

Front

What is the general rule for naming binary ionic compounds?

Back

The name of the cation is followed by the name of the anion, with the anion's name ending in '-ide'.