Chemical Reactions RETAKE Review for Final Assessment

Front

What does 'rearrange' mean in the context of chemical reactions?

Back

To not add or take away but to move things around. To remix.

Front

What is a chemical reaction?

Back

A process where substances (reactants) are transformed into new substances (products) through the rearrangement of atoms.

Front

What is a product in a chemical reaction?

Back

The substance(s) that are created after a chemical reaction.

Front

What is a reactant?

Back

The starting substance(s) that undergo a chemical change in a reaction.

Front

How can we tell a chemical reaction has occurred at the atomic level?

Back

Atoms rearrange into new molecules.

Front

What is the significance of temperature in chemical reactions?

Back

Temperature can affect the rate of a chemical reaction and the state of the substances involved.

Front

What are the properties of gases at room temperature?

Back

Gases have no fixed shape or volume, can expand to fill their container, and are compressible.

Front

What is the role of carbon and oxygen in forming carbon dioxide?

Back

Carbon and oxygen atoms rearrange to form a new molecule, carbon dioxide.

Front

What does it mean for substances to have different properties?

Back

Different properties can include variations in smell, color, melting point, and other physical characteristics.

Front

What is the importance of molecular structure in determining properties?

Back

The arrangement and types of atoms in a molecule influence its physical and chemical properties.