Acid Base Salt Quiz

What is the pH scale used for?

• Calculating the volume of a solution

• Measuring temperature in a solution

• Determining the color of a solution

• Measuring the acidity or alkalinity of a solution

How can you balance the equation HCl + NaOH -> NaCl + H2O?

• HCl + NaOH -> NaCl + O2

• H2O + NaCl -> HCl + NaOH

• 2HCl + NaOH -> NaCl + H2O

• 2HCl + 2NaOH -> 2NaCl + 2H2O

Tags

NGSS.MS-PS1-5

Define acid in terms of its properties.

• A substance that is neutral in pH.

• A substance that donates a proton in a chemical reaction.

• A substance that accepts a proton in a chemical reaction.

• A substance that is always a solid at room temperature.

Tags

NGSS.HS-PS1-1

Define base in terms of its properties.

• A base is a substance that can accept electrons

• A base is a substance that can donate pairs of protons

• A base is a substance that can accept protons or donate pairs of electrons.

• A base is a substance that can donate protons

What is the common characteristic of all salts?

• Covalent compound composed of cations and anions

• Metallic compound composed of cations and anions

• Organic compound composed of cations and anions

• Ionic compound composed of cations and anions

What is the pH value of a neutral solution?

• 8

• 7

• 5

• 10

Balance the equation H2SO4 + Ca(OH)2 -> CaSO4 + H2O.

• H2SO4 + Ca(OH)2 -> Ca2SO4 + H2O

• H2SO4 + Ca(OH)2 -> CaSO4 + H2O2

• H2SO4 + Ca(OH)2 -> CaSO4 + H2O

• H2SO4 + Ca(OH)2 -> CaSO4 + 2H2O

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Give an example of a strong acid.

• Nitric acid (HNO3)

• Hydrochloric acid (HCl)

• Sulfuric acid (H2SO4)

• Acetic acid (CH3COOH)

Give an example of a weak base.

• Sodium hydroxide

• Hydrochloric acid

• Carbon dioxide

• Ammonia (NH3)

What is the pH value of a solution with a high concentration of H+ ions?

• pH = 7

• pH > 7

• pH = 0

• pH < 7