Acids and Alkalis

Acid

• A solution with a pH LESS than 7.

• A solution with a pH GREATER than 7, also called a base.

• A solution with a pH OF 7.

Alkali

• A solution with a pH LESS than 7.

• A solution with a pH GREATER than 7, also called a base.

• A solution with a pH OF 7.

Neutral

• A solution with a pH LESS than 7.

• A solution with a pH GREATER than 7, also called a base.

• A solution with a pH OF 7.

pH

• A paper USED TESTS to see if a solution is acidic or alkali

• A solution USED TO SHOW the acidity or alkalinity of solutions.

• A scale that tells how acidic or alkaline a substance is.

Universal Indicator

• A paper USED TESTS to see if a solution is acidic or alkali

• A solution USED TO SHOW the acidity or alkalinity of solutions.

• A scale that tells how acidic or alkaline a substance is.

Litmus

• A paper USED TESTS to see if a solution is acidic or alkali

• A solution USED TO SHOW the acidity or alkalinity of solutions.

• A scale that tells how acidic or alkaline a substance is.

What does it mean?

• A substance that causes damage to metal or other materials through a chemical process

• A substance that causes slight inflammation or other discomfort.

• Corrosive

• Irritant

• a and c

What does it mean?

• A substance that causes damage to metal or other materials through a chemical process

• A substance that causes slight inflammation or other discomfort.

• Corrosive

• Irritant

• b and d

All solutions in water are either acidic, alkaline, or neutral.

• True

• False

Bases are substances that:

• a. react with acids. Most of them are insoluble

• b. soluble and can dissolve in water to make a solution