Acid, Bases, and Salts

Front

What is an acid?

Back

An acid is a substance that donates protons (H+) in a solution and has a pH less than 7.

Front

What is a base?

Back

A base is a substance that accepts protons (H+) or donates hydroxide ions (OH-) in a solution and has a pH greater than 7.

Front

What is a salt?

Back

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

Front

What is the pH scale?

Back

The pH scale measures how acidic or basic a solution is, ranging from 0 (very acidic) to 14 (very basic), with 7 being neutral.

Front

What happens when an acid and a base react?

Back

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

Front

What is a neutral solution?

Back

A neutral solution has a pH of 7 and does not change the color of red or blue litmus paper.

Front

What is the taste of acids?

Back

Acids typically taste sour.

Front

What is the taste of bases?

Back

Bases typically taste bitter and feel slippery.

Front

How do you safely dilute an acid?

Back

To safely dilute an acid, always add the acid to water, not the other way around.

Front

What is litmus paper used for?

Back

Litmus paper is used to test whether a solution is acidic or basic.