Balancing Chemical Equations review

Front

What is a chemical equation?

Back

A chemical equation is a symbolic representation of a chemical reaction, showing the reactants and products along with their quantities.

Front

What does it mean to balance a chemical equation?

Back

Balancing a chemical equation means ensuring that the number of atoms of each element is the same on both sides of the equation.

Front

What is a reactant in a chemical reaction?

Back

A reactant is a substance that undergoes change during a chemical reaction.

Front

What is a product in a chemical reaction?

Back

A product is a substance that is formed as a result of a chemical reaction.

Front

How many hydrogen atoms are in 4H₂O?

Back

8

Front

What is a compound?

Back

A compound is a substance formed when two or more elements chemically bond together.

Front

How many atoms of carbon are in C₆H₁₂O₆?

Back

6

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 indicates a chemical reaction has occurred?

Back

Evidence of a chemical reaction includes color change, temperature change, gas production (bubbles), and formation of a precipitate.

Front

Is the equation Fe + S → FeS balanced?

Back

Yes!