Science Quiz / pKa Table

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Can you assign the correct pKa for each compund?

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CompoundpKa
H₃O⁺
Hydrogen Peroxide (HOOH)
Methane
Diester R-O-(C=O)-CH₂-(C=O)-O-R
PhCH₃
Ketone + Ester R-(C=O)-CH₂-(C=O)-O-R
Protonated Ketone
Methanol
Cyano (NC-R)
Alkene
R-SH
Phenol
Water
Diketone
[HCO₃]⁻
Protonated Amide
Benzene
CompoundpKa
Carbonic Acid
Aryl Amine [ArNH₃]⁺
Carboxylic Acid
Terminal Alkyne
Ketone
HCl
O2N-R
H₂S
Ammonia
HBr
HCN
Protonated Carboxylic Acid
Aldehyde
Ammonium ion [NH₄]⁺
Protonated Aldehyde
Ester

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