Acids and Bases

Front

What is the pH range of strong bases?

Back

12-14

Front

What does a pH of 5.6 indicate about rainwater?

Back

The rain water is a weak acid.

Front

What are the properties of acids?

Back

They conduct electricity when dissolved in water, taste sour, and react with metals to produce hydrogen gas.

Front

What do acids produce when dissolved in water?

Back

Hydrogen ions.

Front

What is the pH of a neutral substance?

Back

7.

Front

What is an acid?

Back

A substance that donates hydrogen ions (H+) in a solution.

Front

What is a base?

Back

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

Front

What is the pH scale?

Back

A scale that measures the acidity or basicity of a solution, ranging from 0 to 14.

Front

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

Back

The pH decreases.

Front

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

Back

The pH increases.