Flashcardizz: Chemical Reactions UNIT REVIEW 2024

Front

What is a chemical reaction?

Back

A process in which substances (reactants) undergo a transformation to form new substances (products).

Front

What are the main types of chemical reactions?

Back

1. Synthesis 2. Decomposition 3. Single Replacement 4. Double Replacement 5. Combustion

Front

Define combustion reaction.

Back

A chemical reaction that occurs when a substance combines with oxygen, releasing energy in the form of light and heat.

Front

What is a synthesis reaction?

Back

A type of chemical reaction where two or more reactants combine to form a single product.

Front

What is a decomposition reaction?

Back

A chemical reaction where a single compound breaks down into two or more simpler products.

Front

Define single replacement reaction.

Back

A reaction where one element replaces another element in a compound.

Front

What is a double replacement reaction?

Back

A reaction where the anions and cations of two different compounds switch places, forming two new compounds.

Front

What does it mean for a chemical equation to be balanced?

Back

A balanced chemical equation has the same number of each type of atom on both sides of the equation, obeying the law of conservation of mass.

Front

What are the products of the reaction: C2H2 + O2 -> ?

Back

CO2 and H2O.

Front

What is the balanced equation for photosynthesis?

Back

6CO2 + 6H2O -> C6H12O6 + 6O2.