Acids and Bases Quiz

Which of the following is NOT mentioned as containing acids or bases?

• Lemon juice

• Vinegar

• Shampoo

• Salt

What does an acid do when it dissolves in water?

• Increases the number of positively charged H₃O⁺ ions

• Decreases the number of positively charged H₃O⁺ ions

• Increases the number of negatively charged OH⁻ ions

• Decreases the number of negatively charged OH⁻ ions

What is the effect of a base on OH⁻ ions in water?

• Increases their number

• Decreases their number

• Has no effect

• Converts them to H₃O⁺ ions

Which acid is not harmful to the skin when concentrated?

• Hydrochloric acid

• Sulfuric acid

• Citric acid

• Nitric acid

What is the difference between strong and weak acids and bases based on?

• Their color

• Their smell

• The number of ions they release

• Their taste

Which of the following is a strong base?

• Acetic Acid

• Ammonia

• Sodium Hydroxide

• Hydrochloric Acid

Tags

NGSS.HS-PS1-1

What is a characteristic of most strong acids?

• They are sweet

• They are harmless

• They are poisonous

• They are odorless

What is a property of acids that allows them to destroy body tissue?

• They are slippery.

• They are corrosive.

• They are sweet.

• They are inert.

What should you avoid using to identify a base?

• Sight

• Taste, touch, or smell

• Hearing

• Weight

What color does litmus paper turn in the presence of an acid?

• Red to blue

• Blue to red

• Pink to green

• Green to pink