Acids and Bases Quiz

What are the properties of acids?

• Acids have a bitter taste, turn blue litmus paper green, and react with metals to produce carbon dioxide gas.

• Acids have a salty taste, turn blue litmus paper yellow, and react with metals to produce nitrogen gas.

• Acids have a sweet taste, turn blue litmus paper blue, and react with metals to produce oxygen gas.

• Acids have a sour taste, turn blue litmus paper red, and react with metals to produce hydrogen gas.

What are the properties of bases?

• Bases donate pairs of electrons or accept pairs of electrons.

• Bases donate protons or accept protons.

• Bases accept protons or donate pairs of electrons.

• Bases donate protons or accept pairs of electrons.

What is the pH scale used for?

• The pH scale is used to measure the volume of a solution.

• The pH scale is used to measure the acidity or alkalinity of a solution.

• The pH scale is used to measure the temperature of a solution.

• The pH scale is used to measure the density of a solution.

What is the pH range for acids?

• less than 7

• equal to 7

• greater than 7

• between 7 and 14

What is the pH range for bases?

• greater than 7

• between 0 and 7

• equal to 7

• less than 7

What is the pH of a neutral substance?

• 5

• 10

• 1

• 7

What happens when an acid reacts with a base?

• The acid and base react to form a gas.

• A neutralization reaction occurs, forming water and a salt.

• The acid and base cancel each other out, resulting in no reaction.

• The acid and base react to form a solid precipitate.

What is the color of litmus paper when it comes in contact with an acid?

• Yellow

• Blue

• Green

• Red

What is the color of litmus paper when it comes in contact with a base?

• blue

• red

• green

• yellow

What is the common household item that can be used to neutralize an acid spill?

• salt

• vinegar

• sugar

• baking soda