Classifying Chemical Reactions
A Grade 10 science worksheet on classifying chemical reactions, including synthesis, decomposition, single displacement, double displacement, and combustion.
Includes
Standards
Topics
Classifying Chemical Reactions
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Read each question carefully and provide your best answer. For multiple choice questions, circle the letter corresponding to the correct answer. For fill-in-the-blank and short answer questions, write your answers in the space provided.
1. What type of reaction is represented by the general equation A + B → AB?
Decomposition
Synthesis
Single Displacement
Double Displacement
2. Which of the following is a characteristic of a combustion reaction?
It produces only one product.
It involves the breaking down of a single compound.
It reacts with oxygen and produces heat and light.
It exchanges ions between two compounds.
3. In a reaction, two or more reactants combine to form a single, more complex product.
4. A reaction where one element replaces another element in a compound is called a reaction.
5. A decomposition reaction involves the formation of a precipitate.
True
False
6. In a double displacement reaction, the cations and anions of two different compounds swap places.
True
False
7. Briefly describe the difference between a single displacement reaction and a double displacement reaction.
8. Give an example of a combustion reaction and identify the reactants and products.
Match each reaction type with its description.
9. Synthesis
a. One compound breaks down into two or more simpler substances.
10. Decomposition
b. Two or more reactants combine to form a single product.
11. Single Displacement
c. An element reacts with a compound, displacing another element.
12. Double Displacement
d. The ions of two compounds exchange places in aqueous solution.