Chemical Reactions Quiz

What type of reaction involves two reactants combining to form a single product?

• Decomposition reaction

• Synthesis reaction

• Combustion reaction

• Single replacement reaction

In a combustion reaction involving hydrocarbons, what are the typical products formed?

• Carbon dioxide and water

• Methane and oxygen

• Carbon monoxide and water

• Oxygen and hydrogen

What is necessary to predict the outcome of a single replacement reaction?

• The periodic table

• The activity series

• The reactivity chart

• The solubility rules

In a double replacement reaction, what must be considered to ensure the new compound is stable?

• The charge balance of ions

• The color of the reactants

• The volume of the reactants

• The temperature of the reaction

Why is it important to balance chemical equations?

• To increase the temperature

• To make the reaction colorful

• To conserve mass and atoms

• To ensure the reaction is fast