pH

Front

What does pH measure?

Back

pH measures the amount of hydrogen (H⁺) ions in a solution.

Front

What is the pH scale range?

Back

The pH scale ranges from 0 to 14.

Front

What do higher numbers on the pH scale indicate?

Back

Higher numbers on the pH scale indicate bases.

Front

What do lower numbers on the pH scale indicate?

Back

Lower numbers on the pH scale indicate acids.

Front

What is a neutral pH value?

Back

A neutral pH value is 7.

Front

What is produced in a neutralization reaction?

Back

A neutralization reaction produces water and salt.

Front

Which is the strongest acid: pH 1, pH 5, pH 3, or pH 8?

Back

pH 1 is the strongest acid.

Front

What is the pH of pure water?

Back

The pH of pure water is 7.

Front

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

Back

The pH decreases (becomes more acidic).

Front

What happens to pH when a base is added to water?

Back

The pH increases (becomes more basic).