acid base flashcard

Front

What is the pH range of acids?

Back

Acids have a pH less than 7.

Front

What is the pH range of bases?

Back

Bases have a pH greater than 7.

Front

What is the pH of pure water?

Back

The pH of pure water is 7, which is considered neutral.

Front

What are the characteristics of acids?

Back

Acids taste sour, turn blue litmus paper red, and react with metals.

Front

What are the characteristics of bases?

Back

Bases taste bitter, feel slippery, and turn red litmus paper blue.

Front

What ion is produced by acids in solution?

Back

Acids produce hydrogen ions (H+).

Front

What ion is produced by bases in solution?

Back

Bases produce hydroxide ions (OH-).

Front

What is an example of a strong acid?

Back

Hydrochloric acid (HCl) is an example of a strong acid.

Front

What is an example of a strong base?

Back

Sodium hydroxide (NaOH) is an example of a strong base.

Front

What is the role of indicators in acid-base chemistry?

Back

Indicators are substances that change color in response to changes in pH.