Chemical Reactions and Equations Quiz
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Preview questions
1. What is the law that states mass is neither created nor destroyed in a chemical reaction?
Law of Conservation of Energy · Law of Conservation of Mass · Law of Definite Proportions · Law of Multiple Proportions
2. Which of the following is a balanced chemical equation?
2H2 + O2 → 2H2O · H2 + O2 → H2O · C + O2 → CO2 · Na + Cl2 → NaCl
3. What type of reaction occurs when two or more substances combine to form a single product?
Decomposition Reaction · Combination Reaction · Displacement Reaction · Redox Reaction
4. In a displacement reaction, which substance is replaced?
The product · The reactant · The catalyst · The solvent
5. What is produced when an acid reacts with a base?
Salt and Water · Hydrogen Gas · Carbon Dioxide · Oxygen Gas
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