Use the Following Acid Ionization Constants to Identify the Correct

question 76

Multiple Choice

Use the following acid ionization constants to identify the correct decreasing order of base strengths. HF
K_a = 7.2  10^-4
HNO₂
K_a = 4.5  10^-4
HCN
K_a = 6.2  10^-10

• A) CN^- > NO₂^- > F^-
• B) NO₂^- > F^- > CN^-
• C) F^- > CN^- > NO₂^-
• D) F^- > NO₂^- > CN^-
• E) NO₂^- > CN^- > F^-

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