Acids

Acids

By Gilson Granil

Alef 103, Sci Book 346

Why do these products taste sour?

Acids are substances that contain hydrogen atoms and release hydrogen ions (H⁺) when dissolved in water.

Acids

When atoms or molecules gain or lose electrons, ions are formed.

Ions

Multiple Choice

Acids are subtances that release hydrogen ions (H⁺) when dissolved in water.

• Yes

• No

What are the properties of acids?

Multiple Choice

Which of the following is an acid?

Hydrochloric acid in the stomach to break down our food

​​Digestion

Nitric acid as fertilizers for plants to grow

Plant Care

Sulfuric acid in batteries

Batteries

Acids in lemon and honey for sore throat

Health Care

Some Uses of Acids

Multiple Choice

What acid is found in your stomach for food to digest?

• sulfuric acid

• nitric acid

• hydrochloric acid

Multiple Choice

True or False: It is always SAFE to touch or taste an acid.

• True

• False

Multiple Choice

Soda contains acid. Which of the following are most likely true about the acid in soda? 

• turn blue litmus paper red

• taste sour

• produce positive ions (H⁺) when mixed with water

• all are correct