What ion do acids release in water?

• Hydroxide ions (OH⁻)

• Hydrogen ions (H⁺)

• Sodium ions (Na⁺)

• Chloride ions (Cl⁻)

Tags

NGSS.HS-PS1-1

What is the pH of a neutral substance?

• 0

• 7

• 10

• 14

Which type of cleaner is best for dissolving hard water stains and mineral deposits?

• Acid cleaners

• Base cleaners

• Neutral cleaners

• Abrasive cleaners

What reaction allows base cleaners to break down grease and fats?

• Neutralization

• Saponification

• Oxidation

• Fermentation

Which of the following is a strong acid cleaner often used in toilet bowls?

• Baking soda

• Hydrochloric acid

• Sodium hydroxide

• Ammonia

Fill in the blank: Acids release ______ ions in water.

• Hydroxide

• Hydrogen

• Sodium

• Chloride

Fill in the blank: ______ cleaners are best for dissolving hard water stains.

• Acid

• Base

• Neutral

• Abrasive

Fill in the blank: Base cleaners break down grease through ______.

• Neutralization

• Saponification

• Oxidation

• Fermentation

Fill in the blank: A strong acid cleaner used in toilet bowls is ______.

• Baking soda

• Hydrochloric acid

• Sodium hydroxide

• Ammonia

What is the main component of vinegar?

• Citric acid

• Acetic acid

• Hydrochloric acid

• Sulfuric acid