Acids Bases and Salts

Front

What is the pH range of a base?

Back

Greater than 7.

Front

What is the term for 'A solution with a pH greater than 7'?

Back

Base.

Front

What is the term for 'A substance that changes color in the presence of an acid or a base'?

Back

Indicator.

Front

Which substance increases the number of hydroxide ions (OH-) in a solution?

Back

Base.

Front

Which substance increases the number of hydrogen ions (H+) in a solution?

Back

Acid.

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 neutral pH value?

Back

7.

Front

What is a salt?

Back

A compound formed from the reaction of an acid and a base.

Front

What is the role of an indicator in acid-base chemistry?

Back

To show the presence of an acid or base by changing color.