HN Midterm Review #2

Front

What is the formula for magnesium nitrate?

Back

Mg(NO₃)₂

Front

What is the formula for hydrobromic acid?

Back

HBr

Front

What is the ionic form of nitrogen?

Back

N³⁻

Front

What is the correct formula for sulfur hexachloride?

Back

SCl₆

Front

What is the formula for potassium sulfide?

Back

K₂S

Front

Define a chemical formula.

Back

A chemical formula is a way of expressing information about the proportions of atoms that constitute a particular chemical compound.

Front

What does the subscript in a chemical formula indicate?

Back

The subscript indicates the number of atoms of the element in the molecule.

Front

What is the significance of the oxidation state in ionic compounds?

Back

The oxidation state indicates the degree of oxidation of an atom in a compound, which helps in determining how atoms bond.

Front

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

Back

Combine the symbols of the two elements, using the charges to determine the ratio of ions.

Front

What is the formula for hydrochloric acid?

Back

HCl