Exploring Chemical Reactions in Chemistry

What is chemistry primarily concerned with?

• The study of plants and animals

• The study of atoms and molecules

• The study of weather patterns

• The study of ancient civilizations

What happens when you break the barrier in a glow stick?

• It releases a fragrance

• It starts to glow

• It changes colour

• It makes a sound

What are the main ingredients needed for the vinegar and baking soda volcano experiment?

• Vinegar and sugar

• Baking soda and water

• Baking soda and vinegar

• Vinegar and salt

What gas is produced when vinegar and baking soda are mixed?

• Oxygen

• Nitrogen

• Carbon dioxide

• Hydrogen

What is the purpose of adding dish soap to the vinegar and baking soda experiment?

• To change the colour

• To make the reaction smell better

• To create more bubbles

• To slow down the reaction

What is the chemical formula for water?

What is the main component of vinegar that reacts with baking soda?

• Citric acid

• Acetic acid

• Hydrochloric acid

• Sulfuric acid

What is the periodic table of elements used for?

• To list all known plants

• To list all known animals

• To list all known elements

• To list all known planets

What is the name of the flask used in the experiment to create a more powerful reaction?

• Beaker

• Erlenmeyer flask

• Test tube

• Graduated cylinder

What is a possible alternative reaction to create more gas and bubbles in an experiment?

• Mixing salt and water

• Decomposition of hydrogen peroxide

• Mixing sugar and water

• Decomposition of carbon dioxide