CHM 2210C Chapter 2 Sample Exam

Part I: Identification of Acids and Bases 10 points

Label the acid and the base and their corresponding conjugate pairs as conjugate acid and conjugate base for the following reactions:

(1) NH₄ ⁺ + Cl ^1- <=====> NH₃ + HCl

(2) CH₃OH + Cl ^1- <======> HCl + CH₃O^1-

(3) C₅H₅NH⁺¹ + H₂O <=======> C₅H₅N + H₃O⁺¹

(4) HSeO₄ ^1- + NH₃ <=======> NH₄ ¹⁺ + SeO₄ ^2-

(5) HCO₃ ^1- + OH ^1- <==========> CO₃ ^2- + H₂O