3. Acids and Bases
Acid Base Equilibrium
12PRACTICE PROBLEM
Which of the bases given below are able to deprotonate propanoic acid (pKa = 4.88) in an acid-base reaction that favors the formation of products?
(i) CH3O− (pKa of CH3OH = 15.9)
(ii) NH3 (pKa of NH4+ = 9.4)
(iii) CH3C≡C− (pKa of CH3C≡CH = 25)
(iv) CH3CH2OH (pKa of CH3CH2OH2+ = −2.5)
(v) H2O (pKa of H3O+ = −1.7)
(vi) Br− (pKa of HBr = −9)
Which of the bases given below are able to deprotonate propanoic acid (pKa = 4.88) in an acid-base reaction that favors the formation of products?
(i) CH3O− (pKa of CH3OH = 15.9)
(ii) NH3 (pKa of NH4+ = 9.4)
(iii) CH3C≡C− (pKa of CH3C≡CH = 25)
(iv) CH3CH2OH (pKa of CH3CH2OH2+ = −2.5)
(v) H2O (pKa of H3O+ = −1.7)
(vi) Br− (pKa of HBr = −9)