Conjugate Acids and Bases Quiz!
1. What is the conjugate acid in this equation: NH₃(g) + H₂O(l) --> NH₄⁺(aq) + OH⁻(aq)
a) NH₃
b) H₂O
c) NH₄⁺
d) OH⁻
2. What is the base in this equation: PO₄³⁻ + HNO₃ --> NO³⁻ + HPO₄²⁻
a) PO₄³⁻
b) HNO₃
c) NO₃⁻
d) HPO₄²⁻
3. What is the conjugate base in this equation: S₂⁻ + H₂O --> OH⁻ + HS⁻
a) S₂⁻
b) H₂O
c) OH⁻
d) HS⁻
4. What is the acid in this equation: HPO₄ ²⁻ + H₂O --> OH⁻ + H₂PO⁴⁻
a) HPO₄ ²⁻
b) H₂O
c) OH⁻
d) H₂PO⁴⁻
5. What is the conjugate acid in this equation: C₂O₄²⁻ + HC₂H₃O₂ --> HC₂O₄⁻ + C₂H₃O₂⁻
a) C₂O₄²⁻
b) HC₂H₃O₂
c) HC₂O₄⁻
d) C₂H₃O₂⁻
a) NH₃
b) H₂O
c) NH₄⁺
d) OH⁻
2. What is the base in this equation: PO₄³⁻ + HNO₃ --> NO³⁻ + HPO₄²⁻
a) PO₄³⁻
b) HNO₃
c) NO₃⁻
d) HPO₄²⁻
3. What is the conjugate base in this equation: S₂⁻ + H₂O --> OH⁻ + HS⁻
a) S₂⁻
b) H₂O
c) OH⁻
d) HS⁻
4. What is the acid in this equation: HPO₄ ²⁻ + H₂O --> OH⁻ + H₂PO⁴⁻
a) HPO₄ ²⁻
b) H₂O
c) OH⁻
d) H₂PO⁴⁻
5. What is the conjugate acid in this equation: C₂O₄²⁻ + HC₂H₃O₂ --> HC₂O₄⁻ + C₂H₃O₂⁻
a) C₂O₄²⁻
b) HC₂H₃O₂
c) HC₂O₄⁻
d) C₂H₃O₂⁻