Summarize: Compare all the acidic substances and all the alkaline substances.

A. In general, what types of substances tend to be acidic?
B. What types of substances tend to be alkaline?

1 answer

A. Acidic substances tend to have a pH below 7 and release hydrogen ions when dissolved in water. Examples include vinegar, lemon juice, and battery acid.

B. Alkaline substances tend to have a pH above 7 and release hydroxide ions when dissolved in water. Examples include baking soda, ammonia, and soaps.