Semester Exam Review

Front

What are oxyacids?

Back

Acids that contain oxygen atom(s).

Front

What is the correct electron configuration for chlorine (Cl)?

Back

1s^2 2s^2 2p^6 3s^2 3p^5.

Front

What property of ionic compounds is explained by their strong electrostatic interactions?

Back

High melting and boiling points.

Front

What is the name of the compound with the formula PCl5?

Back

Phosphorus pentachloride.

Front

How many electrons does one neutrally charged atom of argon have?

Back

18.

Front

What is the definition of an ionic compound?

Back

A compound formed from the electrostatic attraction between oppositely charged ions.

Front

What is the general formula for calculating the number of electrons in a neutral atom?

Back

The number of electrons equals the atomic number of the element.

Front

What is the significance of the octet rule in chemistry?

Back

Atoms tend to gain, lose, or share electrons to achieve a full outer shell of eight electrons.

Front

What is the difference between a covalent bond and an ionic bond?

Back

A covalent bond involves the sharing of electrons, while an ionic bond involves the transfer of electrons.

Front

What is the formula for calculating the molar mass of a compound?

Back

Add the atomic masses of all atoms in the compound's formula.