pH Scale

Front

What is the pH scale?

Back

The pH scale is a numerical scale used to specify the acidity or basicity of an aqueous solution, ranging from 0 to 14.

Front

What pH level indicates a neutral solution?

Back

A pH level of 7 indicates a neutral solution.

Front

What is an acid?

Back

An acid is a substance that has a pH less than 7 and can donate protons (H+) in a solution.

Front

What is a base?

Back

A base is a substance that has a pH greater than 7 and can accept protons (H+) in a solution.

Front

What is the pH level of lemon juice?

Back

Lemon juice typically has a pH level around 2, making it acidic.

Front

What is the pH level of bleach?

Back

Bleach has a pH level of around 13, indicating it is a strong base.

Front

What taste is associated with acids?

Back

Acids typically taste sour.

Front

What taste is associated with bases?

Back

Bases typically taste bitter.

Front

What is the pH level of pure water?

Back

The pH level of pure water is 7, which is neutral.

Front

What happens to pH when an acid is added to water?

Back

When an acid is added to water, the pH decreases, making the solution more acidic.