Acids and Bases

Front

What are acids?

Back

Acids are corrosive substances that have a sour taste, can conduct electricity, and have a pH less than 7.

Front

What are bases?

Back

Bases are substances that feel slippery, taste bitter, and have a pH greater than 7.

Front

What is the pH scale?

Back

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

Front

What is acid rain?

Back

Acid rain is rain that has a pH lower than 6, often caused by pollution.

Front

What is a weak acid?

Back

A weak acid is an acid that does not completely dissociate in solution, resulting in a higher pH than strong acids.

Front

What is a strong acid?

Back

A strong acid is an acid that completely dissociates in solution, resulting in a lower pH.

Front

What is the property of bases regarding taste?

Back

Most bases taste bitter.

Front

What is the property of acids regarding taste?

Back

Most acids taste sour.

Front

What is the significance of pH 7?

Back

A pH of 7 is considered neutral, meaning the solution is neither acidic nor basic.

Front

What happens to the pH of a solution when an acid is added?

Back

The pH of the solution decreases, making it more acidic.