Word Equations Review

Front

What is a word equation?

Back

A word equation is a way of representing a chemical reaction using the names of the reactants and products instead of their chemical formulas.

Front

What does the arrow in a word equation represent?

Back

The arrow in a word equation represents the direction of the reaction, indicating that reactants are transformed into products.

Front

What are reactants in a chemical reaction?

Back

Reactants are the starting substances that undergo a chemical change in a reaction.

Front

What are products in a chemical reaction?

Back

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

Front

How do you write a word equation for a reaction?

Back

To write a word equation, list the reactants on the left side, the products on the right side, and use an arrow to separate them.

Front

What is the word equation for hydrogen gas reacting with chlorine gas?

Back

H2 + Cl2 -> HCl

Front

What is the word equation for copper reacting with silver sulfate?

Back

Cu + Ag2SO4 -> CuSO4 + Ag

Front

What is the word equation for barium metal reacting with water?

Back

Ba + H2O -> Ba(OH)2 + H2

Front

What is the word equation for magnesium reacting with oxygen?

Back

Mg + O2 -> MgO

Front

What is the significance of balancing chemical equations?

Back

Balancing chemical equations ensures that the law of conservation of mass is followed, meaning the number of atoms of each element is the same on both sides of the equation.