7. Chemical Reactions

Electrolytes (Simplified)

Multiple Choice
Which of the following represents a non-electrolyte?
a) (CH₃)₂NH₂ b) NaOH c) HIO₃ d) C₂H₅OH e) CsNH₂
Open Question
Each of the following reactions depicts a solute dissolving in water. Classify each solute as a strong electrolyte, a weak electrolyte or a non-electrolyte.
Open Question
KF is a strong electrolyte, and HF is a weak electrolyte. How is the solution of KF different from that of HF?
Open Question
Write a balanced equation for the dissociation of each of the following strong electrolytes in water:d. Fe(NO₃)₃
Open Question
Indicate whether aqueous solutions of each of the following solutes contain only ions, only molecules, or mostly molecules and a few ions:a. acetic acid, HC₂H₃O₂, a weak electrolyte
Open Question
Indicate whether aqueous solutions of each of the following solutes contain only ions, only molecules, or mostly molecules and a few ions:b. NaBr, a strong electrolyte
Open Question
Indicate whether aqueous solutions of each of the following solutes contain only ions, only molecules, or mostly molecules and a few ions:c. fructose, C₆H₁₂O₆, a nonelectrolyte
Open Question
Classify the solute represented in each of the following equations as a strong, weak, or nonelectrolyte:b. NH₃(g) + H₂O(l) ⇌ NH₄⁺(aq) + OH⁻(aq)
Open Question
Classify the solute represented in each of the following equations as a strong, weak, or nonelectrolyte:a. K₂SO₄(s) →H₂O 2K⁺(aq) + SO₄²⁻(aq)
Open Question
What is an electrolyte?
Open Question
Select the diagram that represents the solution formed by a solute
that is a (9.2)
c. strong electrolyte
Open Question
Select the diagram that represents the solution formed by a solute
that is a (9.2)
a. nonelectrolyte