Double Displacement Reactions
Explore the principles of double displacement reactions, identify reactants and products, and write balanced chemical equations.
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Double Displacement Reactions
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Read each question carefully and answer to the best of your ability. Show all work for calculations.
1. Which of the following best describes a double displacement reaction?
Two elements combine to form a compound.
One element replaces another in a compound.
Two compounds exchange ions to form two new compounds.
A compound breaks down into simpler substances.
2. In a double displacement reaction, what typically happens to the ions?
They are destroyed.
They swap partners.
They gain electrons.
They lose electrons.
3. A double displacement reaction often results in the formation of a precipitate, a gas, or .
4. In the general form AB + CD → AD + CB, the reactants are AB and CD, and the products are .
5. All double displacement reactions produce a visible precipitate.
True
False
6. Double displacement reactions are also known as metathesis reactions.
True
False
7. Write the balanced chemical equation for the reaction between silver nitrate (AgNO₃) and sodium chloride (NaCl) which produces silver chloride (AgCl) and sodium nitrate (NaNO₃).
8. Describe one observable sign that a double displacement reaction has occurred.