Exploring Properties of Acids

What is a common property of acids?

• Acids absorb protons (H+) in solution.

• Acids donate protons (H+) in solution.

• Acids are always solid at room temperature.

• Acids increase pH levels in solution.

How do acids taste?

• Sweet

• Bitter

• Sour

• Salty

What happens when an acid reacts with a base?

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

• An acid and a base produce only gas.

• An acid and a base turn into a solid metal.

• An acid and a base explode violently.

What is the pH range of acids?

• 6.9 to 10

• -1 to 0

• 0 to 6.9

• 7 to 14

Can you name a strong acid?

• Sulfuric acid (H2SO4)

• Acetic acid (CH3COOH)

• Sodium hydroxide (NaOH)

• Hydrochloric acid (HCl)

What is the effect of acids on litmus paper?

• Acids have no effect on litmus paper.

• Acids turn yellow litmus paper green.

• Acids turn blue litmus paper red.

• Acids turn red litmus paper blue.

What is a characteristic smell of some acids?

• A sweet or floral smell.

• A sharp or pungent smell.

• A metallic or rusty smell.

• A fresh or minty smell.

How do acids conduct electricity?

• Acids conduct electricity by forming solid crystals.

• Acids conduct electricity by absorbing light energy.

• Acids conduct electricity by dissociating into ions in solution.

• Acids conduct electricity by releasing heat in solution.

What is the role of acids in everyday life?

• Acids are essential in food, cleaning, digestion, and industrial processes.

• Acids are harmful and have no beneficial uses.

• Acids are only found in laboratory settings.

• Acids are primarily used for making cosmetics.

What is the difference between a strong acid and a weak acid?

• Strong acids fully dissociate in solution; weak acids partially dissociate.

• Strong acids do not conduct electricity in solution.

• Strong acids are always more concentrated than weak acids.

• Weak acids have a higher pH than strong acids.