Grade 12 Chemistry: Types of Chemical Reactions
This worksheet covers various types of chemical reactions, including synthesis, decomposition, single displacement, double displacement, combustion, and redox reactions, suitable for Grade 12 chemistry students.
Includes
Standards
Grade 12 Chemistry: Types of Chemical Reactions
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Read each question carefully and provide your best answer. Show all your work for calculations.
1. Which type of reaction involves two or more reactants combining to form a single product?
Decomposition
Synthesis
Single displacement
Double displacement
2. In a redox reaction, what happens to the element that is oxidized?
It gains electrons
It loses electrons
Its oxidation number decreases
It forms a precipitate
3. A chemical reaction that releases heat is called an reaction.
4. In a single displacement reaction, a more reactive element displaces a less reactive element from its .
5. All combustion reactions are also redox reactions.
True
False
6. Balance the following chemical equation and identify the type of reaction:
Fe + O₂ → Fe₂O₃
7. Describe the key difference between a double displacement reaction and a single displacement reaction.
Match each reaction type with its general form.
8. Synthesis
a. AB + CD → AD + CB
9. Decomposition
b. A + BX → AX + B
10. Single Displacement
c. AB → A + B
11. Double Displacement
d. A + B → AB
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