pH Scale

Front

What is the pH scale?

Back

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

Front

What does a pH less than 7 indicate?

Back

A pH less than 7 indicates that a solution is acidic.

Front

What does a pH of 7 indicate?

Back

A pH of 7 indicates that a solution is neutral.

Front

What does a pH greater than 7 indicate?

Back

A pH greater than 7 indicates that a solution is basic (alkaline).

Front

What are acids?

Back

Acids are substances that have a pH less than 7 and typically taste sour.

Front

What are bases?

Back

Bases are substances that have a pH greater than 7 and typically taste bitter.

Front

What is a neutral solution?

Back

A neutral solution has a pH of 7, meaning it is neither acidic nor basic.

Front

What is an example of a common acid?

Back

An example of a common acid is hydrochloric acid (HCl), found in stomach acid.

Front

What is an example of a common base?

Back

An example of a common base is sodium hydroxide (NaOH), found in drain cleaners.

Front

What is the significance of the pH scale in everyday life?

Back

The pH scale is important in various fields such as chemistry, biology, agriculture, and medicine, affecting processes like digestion, plant growth, and water quality.