Acid Base Quiz

What is the pH range of an acid?

• 0-6.9

• 7.1-14

• 0-14

• 7

What is the pH range of a base?

• 0-6.9

• 7.1-14

• 0-14

• 7

According to the pH scale, which item is a stronger base than soap?

• baking soda

• ammonia solution

• tomato

• bleach

Which of these pH values would indicate that a solution is a weak base?

• 4

• 5.6

• 8

• 13

Is HNO₃ an acid or base?

• Acid

• Base

Which is the correct set of acid properties?

• sour taste, corrosive, change litmus from red to blue

• sour taste, corrosive, change litmus from blue to red

• sweet taste, slippery, change litmus from blue to red

• sour taste, slippery, change litmus from blue to red

This image represents

• Neutralization reaction

• synthesis

• decompostion

• single displacement

BASE + ACID ----> SALT +?

• water

• oxygen

• hydrogen ion

• hydroxide ion

Complete the sentence.
A substance that is more basic has a _____ pH than a substance that is acidic.

• lower

• higher

• the same

• none of the above

The picture below shows the relative concentrations of H+ and OH- in a solution. Is the solution an acid or a base?

• acid

• base