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4 cards from this section. Quick, good the night before a test.
What are reactants in a chemical reaction?
Think about what you start with in a reaction.
Name one sign that a chemical reaction has occurred.
Look for changes during a chemical process.
What is a chemical reaction?
Think about the changes in substances.
Which type of reaction is this: 2H₂ + O₂ → 2H₂O?
Consider the nature of the substances involved.
Predict the products and balance the following reaction based on the reactants provided: Na + Cl₂ → ?
Think about how sodium and chlorine react chemically.
Explain the role of energy changes in exothermic and endothermic reactions with examples.
Focus on how heat is gained or lost in these reactions.
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