pH Scale Flashcard

Front

What is the pH range of the pH scale?

Back

0-14

Front

What is a substance with a pH less than 7 called?

Back

Acid

Front

What is a substance with a pH greater than 7 called?

Back

Base

Front

What is the pH of pure water?

Back

7 (neutral)

Front

Which common household item is considered a base?

Back

Baking soda

Front

What is the most acidic common food?

Back

Lemon juice

Front

What does a pH of 0 indicate?

Back

Highly acidic solution

Front

What does a pH of 14 indicate?

Back

Highly basic (alkaline) solution

Front

What is the effect of acids on litmus paper?

Back

Turns blue litmus paper red

Front

What is the effect of bases on litmus paper?

Back

Turns red litmus paper blue