Chemistry Fall Final Review

Front

What is the formula for the compound formed by Al³⁺ and O^2-?

Back

Al₂O₃

Front

How many pounds are in 4 kg if 1 kg is 2.205 pounds?

Back

8.82 lbs

Front

What is a chemical change?

Back

A chemical change creates a new substance.

Front

How many electrons can the s sublevel hold?

Back

2

Front

In an experiment testing dog food tastiness, what is the dependent variable?

Back

Amount of dog food eaten.

Front

What is the definition of a chemical bond?

Back

A chemical bond is a lasting attraction between atoms that enables the formation of chemical compounds.

Front

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

Back

An ionic bond is formed through the transfer of electrons, while a covalent bond is formed through the sharing of electrons.

Front

What is the pH scale used for?

Back

The pH scale measures the acidity or basicity of a solution.

Front

What is the law of conservation of mass?

Back

The law of conservation of mass states that mass is neither created nor destroyed in a chemical reaction.

Front

What is the periodic table?

Back

The periodic table is a tabular arrangement of chemical elements, organized by their atomic number, electron configuration, and recurring chemical properties.