Acids and Bases

Front

What is the pH of a neutral substance?

Back

7

Front

What are the properties of acids?

Back

They conduct electricity when dissolved in water, taste sour, and react with metals to produce hydrogen gas.

Front

Which pH value represents an acid?

Back

4

Front

What happens to litmus paper when an acid is dissolved in water?

Back

It turns blue litmus paper red.

Front

What are common uses of bases?

Back

They are used to make cleaning products, soaps, and concrete.

Front

What is an acid?

Back

A substance that donates protons (H+) in a solution.

Front

What is a base?

Back

A substance that accepts protons (H+) or donates hydroxide ions (OH-) in a solution.

Front

What is the pH range of acids?

Back

0 to 6.

Front

What is the pH range of bases?

Back

8 to 14.

Front

What is the effect of acids on blue litmus paper?

Back

It turns red.