Exploring Acids and Bases

What are three common properties of acids?

• Sour taste, electrical conductivity, and reaction with bases.

• Bitter taste

• High viscosity

• Non-reactive with metals

How do acids typically taste?

• Bitter

• Sweet

• Sour

• Salty

What is the pH range of acids?

• 7 to 14

• 0 to 6.9

• 6.9 to 10

• -1 to 0

What are three common properties of bases?

• They feel rough

• They do not change the color of indicators

• Three common properties of bases are: they taste bitter, feel slippery, and change the color of indicators.

• They taste sweet

How do bases typically feel to the touch?

• slippery or soapy

• rough and gritty

• cold and metallic

• sticky and tacky

What is the pH range of bases?

• 5 to 7

• 8 to 10

• 7 to 14

• 0 to 6

What does the pH scale measure?

• The temperature of a solution.

• The acidity or alkalinity of a solution.

• The concentration of solutes in a solution.

• The color of a solution.

What is considered a neutral pH value?

• 5

• 6

• 7

• 8

What happens during a neutralization reaction?

• An acid and a base react to form water and a salt.

• An acid and a metal react to form hydrogen gas.

• A base and a salt react to form an acid and water.

• An acid and a base react to form carbon dioxide and a salt.

What are the products of a neutralization reaction?

• Water and salt

• Base and water

• Salt and carbon dioxide

• Acid and gas