Acids and Bases

Front

What is an acid?

Back

An acid is a substance that tastes sour and can turn blue litmus paper red. An example of an acid is an orange.

Front

What is a base?

Back

A base is a substance that feels slippery to the touch and can turn red litmus paper blue. An example of a base is soap.

Front

What does the pH scale measure?

Back

The pH scale measures how acidic or basic a substance is, indicating the strength and weakness of acids and bases.

Front

What is the pH range of acids?

Back

Acids have a pH less than 7.

Front

What is the pH range of bases?

Back

Bases have a pH greater than 7.

Front

What is neutral pH?

Back

A neutral pH is 7, which means the substance is neither acidic nor basic.

Front

What happens when an acid and a base mix?

Back

When an acid and a base mix, they can neutralize each other, often producing water and salt.

Front

Is vinegar an acid or a base?

Back

Vinegar is an acid.

Front

What taste do acids typically have?

Back

Acids typically taste sour.

Front

What taste do bases typically have?

Back

Bases typically taste bitter.