Science Quiz on Ions and Isotopes

What is a litmus test used for?

• Measuring temperature

• Determining the pH level of a solution

• Identifying isotopes

• Measuring electric charge

What does it mean if a solution is neutral?

• It has a high pH

• It has a low pH

• It has a pH of 7

• It is an isotope

What does pH measure?

• The number of isotopes in an atom

• The acidity or basicity of a solution

• The electric charge of an ion

• The temperature of a solution

What is the pH of a neutral solution?

• 0

• 7

• 14

• 1

What does a litmus test indicate?

• The presence of isotopes

• The electric charge of ions

• The acidity or basicity of a solution

• The temperature of a solution

What is the main purpose of measuring pH?

• To determine the temperature of a solution

• To identify isotopes

• To measure acidity or basicity

• To find the electric charge

Which of the following terms is associated with electric charge?

• Isotope

• Neutral

• Ion

• pH

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What does a pH of 7 indicate?

• Acidic solution

• Basic solution

• Neutral solution

• Isotopic solution

Which term is used to describe a solution that is neither acidic nor basic?

• Ion

• Isotope

• Neutral

• pH

What methods can you use to measure the pH of a solution?

• Observing color or clarity
• Measuring mass or volume
• Measuring density or electrical conductivity
• Using acid base-indicators or pH meters