Chemical Equations

Front

What is a chemical equation?

Back

A chemical equation is a symbolic representation of a chemical reaction, showing the reactants and products along with their quantities.

Front

What does the coefficient in a chemical equation represent?

Back

The coefficient indicates the number of molecules or moles of a substance involved in the reaction.

Front

How many Oxygen (O) are in 2H₂O?

Back

2

Front

What is the Law of Conservation of Matter?

Back

Matter cannot be created or destroyed; it only rearranges.

Front

How many atoms of carbon (C) are in C₆H₁₂O₆?

Back

6

Front

Which one is a compound?

Back

CO (Carbon Monoxide) is a compound.

Front

What is the Law of Conservation of Mass?

Back

The mass of the products in a chemical reaction must equal the mass of the reactants.

Front

What are reactants in a chemical equation?

Back

Reactants are the starting substances that undergo a chemical change.

Front

What are products in a chemical equation?

Back

Products are the substances formed as a result of a chemical reaction.

Front

What does it mean to balance a chemical equation?

Back

Balancing a chemical equation means ensuring that the number of atoms for each element is the same on both sides of the equation.