PreLab Quiz for Electrolyte vs Non-Electrolyte Solutions

What are solutions that conduct electricity called?

• A. Electrolyte solutions

• B. Non-electrolyte solutions

• C. Dilute solutions

• D. Concentrated solutions

What do solutions that conduct electricity contain that differentiates them from

solutions that do not conduct electricity?

• A. Molecules

• B. Atoms

• C. Free-moving ions

• D. Solutes

Which of the following solutions would conduct electricity the best?

• A. A sugar solution

• B. A salt solution

• C. Distilled water

• D. All of them

What would you expected to happen as the concentration of electrolytes in a

solution increases?

• A. An increase in the conductivity of the solution

• B. A decrease in the conductivity of the solution

• C. A decrease followed by an increase in the conductivity of the solution

• D. The conductivity of the solution will remain the same

Tags

NGSS.HS-PS1-5

What forms of sodium chloride will conduct electricity?

• A. In a solid crystalline state

• B. In a molten liquid state

• C. When dissolved in water

• D. Both B and C

• E. A, B, and C will all conduct electricity

Which solution would be least likely to carry an electric current?

• NaCl
• HCl
• C₆H₁₂O₆
• CsI

Tags

NGSS.HS-PS1-3

a solute whose water solution conducts electricity is called a(n)

• nonconductor
• electrolyte
• nonelectrolyte
• aqueous solution

If an electrical current can run through a solution, it is said to contain

• magic
• nonelectrolytes
• electricity
• electrolytes

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which of the following containers most likely contains sugar?

A B

• Container A because it forms ions.

• Container B because it forms ions.

• Container A because it does not form ions.

• Container B because it does not form ions.

Tags

NGSS.HS-PS1-2

HNO₃

• strong electrolyte

• weak electrolyte

• non - electrolyte