pH

Front

What is pH?

Back

pH is a scale used to measure the acidity or alkalinity of a solution, ranging from 0 to 14.

Front

What is the pH of a neutral solution?

Back

The pH of a neutral solution is 7.

Front

What does a pH less than 7 indicate?

Back

A pH less than 7 indicates that a solution is acidic.

Front

What does a pH greater than 7 indicate?

Back

A pH greater than 7 indicates that a solution is basic (alkaline).

Front

What is an acid?

Back

An acid is a substance that donates hydrogen ions (H+) in a solution and has a pH less than 7.

Front

What is a base?

Back

A base is a substance that accepts hydrogen ions (H+) or donates hydroxide ions (OH-) in a solution and has a pH greater than 7.

Front

What is a neutralization reaction?

Back

A neutralization reaction is a chemical reaction between an acid and a base that produces water and salt.

Front

What is the role of water in a neutralization reaction?

Back

Water is one of the products formed when an acid reacts with a base.

Front

What is the significance of pH in everyday life?

Back

pH affects various processes, including digestion, agriculture, and water quality.

Front

What is the pH of pure water?

Back

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