Unit 10 Review - Acids & Bases

Match the correct name and formula.

• Hydrofluoric Acid

• HCl

• Hydrochloric Acid

• HF

• Carbonic Acid

• H₂CO₃

• Sulfuric Acid

• H₂SO₄

• Nitric Acid

• HNO₃

Match the correct name and formula.

• Sodium Hydroxide

• LiOH

• Lithium Hydroxide

• NaOH

• Potassium Hydroxide

• KOH

What is an acid?

• A substance that produces H⁺ in water.

• A substance that produces OH^- in water.

Answer explanation

An Arrhenius acid has a H in the beginning of its formula and produces H+ in water.

Tags

HS-PS1-B

A substance is found to have the following characteristics:

Very bitter taste

Feels slippery to the touch

Produces OH- ions when dissolved in water

In what category would the substance be classified?

• acid

• base

• enzyme

• fatty acid

What is the pH of a solution where the [H+] is 1.0 x 10^-11?

• 11

• 13

• 14

• 1

The table shows the pH of several solutions. Which solution has the greatest concentration (amount) of H⁺ ions?

• vinegar

• milk

• water

• bleach

Answer explanation

Remember H⁺ is another name for an acid. So, another way to ask this would be; which of these is the strongest acid?

The pH scale is a range from:

• 1-7
• 0-14
• 1-14
• 1-20

A(n) ______ is a substance with a pH less than 7

• Acid
• Alkaline
• Base
• Buffer

A(n) _______ is a substance with a pH greater than 7.

• Base
• Acid
• Buffer
• Water

What is the only substance with a neutral pH of 7?

• Milk
• Orange Juice
• Water
• Blood