Characteristics of chemical Reactions

Characteristics of chemical Reactions

Read the materials, answer the questions, and learn how chemical changes take place!

​At the end, we'll learn how you can make tasty chemistry!

Multiple Select

Possible signs of a chemical reaction

• production of a gas

• Production of light

• unexpected temperature change

• unexpected color change

• the formation of a precipitate

Multiple Choice

a process by which two or more chemical substances interact and are chemically changed, producing different chemical substances

• Reactant

• Product

• Chemical Reaction

Multiple Choice

In a chemical reaction, molecules can change through the rearrangement of their atoms. More specifically, atoms of the reactants can rearrange to form new molecules. A chemical equation can be written to show what happens to the atoms in a chemical reaction. A chemical equation is written like this:

• (reactants) -> (products)

• (products) -> (reactants)

Multiple Select

The arrow in a chemical reaction means (select 2)

• produce

• made up of

• are converted to

​Watch this video to understand how chemical reactions happen in everyday baking!