Which of These Is Properly Termed a "Quaternary Ammonium Salt

question 3

Multiple Choice

Which of these is properly termed a "quaternary ammonium salt"?

• A)(CH₃)₃CCH₂CH₂NH₃⁺ Cl^-
• B)(CH₃CH₂CH(CH₃)CH₂)₂NH₂⁺ Cl^-
• C)(CH₃CH₂CH₂)₃NH⁺ Cl^-
• D)(CH₃CH₂CH₂)₄N⁺ Cl^-
• E)None of these choices.

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