Chemical Reaction & Stoichiometry terms practice

Substances that undergo chemical changes in a reaction.

• a) Products
• b) Reactants
• c) Coefficients
• d) Collision Theory

Substances formed as a result of a chemical reaction.

• a) Products
• b) Reactants
• c) Coefficients
• d) Collision Theory

A representation of a chemical reaction using the names of the reactants and products.

• a) Skeleton Equation
• b) Word Equation
• c) Coefficients
• d) Chemical Potential Energy

A simplified chemical equation that does not show the relative amounts of reactants and products.

• a) Word Equation
• b) Skeleton Equation
• c) Coefficients
• d) Balanced Chemical Equations

The principle stating that mass is neither created nor destroyed in a chemical reaction.

• a) Word Equation
• b) The Law of Conservation of Energy
• c) The Law of Conservation of Mass
• d) Skeleton Equation

Chemical equations where the number of atoms of each element is the same on both sides.

• a) Word Equation
• b) Skeleton Equation
• c) Coefficients
• d) Balanced Chemical Equations

Numbers written in front of chemical formulas to balance a chemical equation.

• a) Skeleton Equation
• b) Word Equation
• c) Coefficients
• d) Chemical Potential Energy

The energy stored in the chemical bonds of a substance.

• a) Collision Theory
• b) Law of Conservation of Mass
• c) Law of Conservation of Energy
• d) Chemical Potential Energy

The principle stating that energy cannot be created or destroyed, only converted from one form to another.

• a) Collision Theory
• b) Law of Conservation of Mass
• c) Law of Conservation of Energy
• d) Chemical Potential Energy

A chemical reaction that releases heat energy to its surroundings.

• a) Word Equation
• b) Exothermic
• c) Endothermic
• d) Coefficients