Acids and Bases

Front

What is an acid?

Back

An acid is a substance that can donate a proton (H+) to another substance. Acids have a sour taste and can be found in foods like lemons and vinegar.

Front

What is a base?

Back

A base is a substance that can accept a proton (H+) or donate an electron pair. Bases have a bitter taste and slippery feel, like soap.

Front

What is pH?

Back

pH is a scale used to measure how acidic or basic a substance is, ranging from 0 (very acidic) to 14 (very basic), with 7 being neutral.

Front

What does it mean if a substance has a pH of 7?

Back

A substance with a pH of 7 is considered neutral, meaning it is neither acidic nor basic, like pure water.

Front

Can you eat or drink an acid?

Back

Yes, some acids are safe to eat or drink, like citric acid in lemons and acetic acid in vinegar.

Front

What is another name for a base?

Back

Alkaline.

Front

Is vinegar a base?

Back

No, vinegar is an acid.

Front

What is an example of a common acid?

Back

Lemon juice is a common acid.

Front

What is an example of a common base?

Back

Baking soda is a common base.

Front

What happens when an acid and a base mix?

Back

When an acid and a base mix, they neutralize each other, often producing water and a salt.