acids and bases

Front

What is the pH scale?

Back

The pH scale measures how acidic or basic a solution is, ranging from 0 (very acidic) to 14 (very basic), with 7 being neutral.

Front

What is a neutral solution?

Back

A neutral solution has a pH of 7, meaning it is neither acidic nor basic.

Front

What is an acid?

Back

An acid is a substance that donates hydrogen ions (H+) in a solution.

Front

What is a base?

Back

A base is a substance that accepts hydrogen ions (H+) or releases hydroxide ions (OH-) in a solution.

Front

What is the pH of pure water?

Back

The pH of pure water is 7, indicating it is neutral.

Front

What is the strongest acid on the pH scale?

Back

The strongest acid has a pH close to 0.

Front

What is the characteristic taste of acids?

Back

Acids typically have a sour taste.

Front

What is the characteristic taste of bases?

Back

Bases typically have a bitter taste.

Front

What happens to the pH of a solution when an acid is added?

Back

The pH of the solution decreases, becoming more acidic.

Front

What happens to the pH of a solution when a base is added?

Back

The pH of the solution increases, becoming more basic.