Acids and Alkalis

Front

What does the hazard symbol for corrosive substances indicate?

Back

It indicates that the substance can cause damage to living tissue or severe corrosion to materials.

Front

What is produced in a neutralization reaction?

Back

Water and salt.

Front

What laboratory substance can be used to test if a colorless substance is an acid or an alkali?

Back

Universal Indicator.

Front

What is the pH value of vinegar?

Back

4.

Front

How do acids taste?

Back

Sour.

Front

What is the pH scale range?

Back

0 to 14.

Front

What is an alkali?

Back

A substance that has a pH greater than 7 and can neutralize acids.

Front

What is the pH of pure water?

Back

7, which is neutral.

Front

What is an example of a strong acid?

Back

Hydrochloric acid (HCl).

Front

What is an example of a strong alkali?

Back

Sodium hydroxide (NaOH).