Acid and Base Quizs

2 properties for a base

• Sour taste and sticky

• Bitter taste and slippery

• Sweet taste and oily

• Salty taste and dry

Neutral Substances have a pH of

• 5

• 7

• 9

• 10

Where do find reactants in a chemical equation?

• On the left side of the equation

• On the right side of the equation

• Above the equation

• Below the equation

How do you use pH paper?

• Dip the pH paper into the solution and observe the color change.

• Shake the pH paper vigorously before use.

• Compare the solution's pH to a chart to determine a specific pH.

• Store the pH paper in a dry place before using.

Endothermic Reaction

• Heat is released; feels hot

• Heat is absorbed; feels cold

• No heat exchange occurs; feels neutral

• Heat is produced; feels warm

2 properties for acids

• Sour taste and corrosive

• Sweet taste and non-corrosive

• Bitter taste and flammable

• Salty taste and stable

Base pH range and Acid pH range

• Base - 0-6.9, Acid - 7.1 - 14.0

• Base - 7.1 - 14.0, Acid - 0-6.9

• Base - 6.0 - 14.0, Acid - 0-6.0

• Base - 7.0 - 14.0, Acid - 0-7.0

Phenolpthalein

Acid - ?

Base - ?

• Acid - pink, Base - cloudy

• Acid - clear, Base - pink

• Acid - cloudy, Base - pink

• Acid - yellow, Base - blue

Name things you can do to increase the rate of a chemical reaction

• Decreasing the amount of reactants

• Increasing the amount of reactants

• Lowering the temperature

• Reducing the surface area of reactants

Chemical that has a pH > 7 on the pH scale

• Acid

• Neutral

• Base

• Salt