Intro to Acids and Bases

Front

What is the taste characteristic of bases?

Back

Bases taste bitter.

Front

What pH value indicates a basic solution?

Back

A basic solution has a pH greater than 7, for example, a pH of 9.

Front

Which of the following is a base: orange juice, water, vinegar, or dishwashing detergent?

Back

Dishwashing detergent is a base.

Front

What do acids and bases do to indicators?

Back

Both acids and bases change the color of indicators.

Front

What is the pH of a neutral solution?

Back

A neutral solution has a pH of 7.

Front

What is the definition of an acid?

Back

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

Front

What is the definition of a base?

Back

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

Front

What is the pH range of acidic solutions?

Back

Acidic solutions have a pH less than 7.

Front

What is the pH range of basic solutions?

Back

Basic solutions have a pH greater than 7.

Front

What is a common property of acids?

Back

Acids often taste sour.