Exam #2 Dr. Noveron

Which of the following compounds is a strong electrolyte?

• Fe(OH)₂

• CH₃OH

• CH₃CH₂OH

• LiI

• None of the above

Which of the following compounds is a weak electrolyte?

• CH₃CH₂CH₂COOH

• NaCl

• C₆H₁₂O₆

• O₃

• KCl

Which of the following compounds is a nonelectrolyte?

• NaBr

• LiNO₃

• CH₃COOH

• O₂

• C₆H₁₂O₆ (glucose)

Which of the following compounds is a nonelectrolyte?

• NaCl

• MgBr₂

• FeCl₂

• AgCl

• ZnCl₂

Identify the major ions present in an aqueous LiNO₃ solution.

• Li²⁺, O²⁻, N³⁻

• Li⁺, NO₃⁻

• LiO⁺, N³⁻

• Li⁺, O²⁻, N³⁻

• Li⁻, NO₃⁺

What is the chemical formula of the salt produced by the neutralization of hydrochloric acid with magnesium hydroxide?

• MgCl

• Mg₂Cl₃

• Mg₃Cl₂

• Mg₂Cl

• MgCl₂

Tags

NGSS.MS-PS1-1

What is the chemical formula of the salt produced by the complete neutralization of potassium hydroxide with sulfuric acid?

• KSO₃

• K₂(SO₄)₃

• K(SO₄)₂

• K₂SO₄

• K₃SO₄

The oxidation number of Cl in NaClO₃ is

• +6

• +5

• +3

• –3

• None of the above.

The oxidation number of Cl in NaClO₄ is

• +7

• +6

• +4

• –1

• None of the above.

The oxidation number of K in KMnO₄ is

• +8

• +7

• +5

• –7

• None of the above