Question

1.
Which of the following reactions of Cu2+ is an example of a chelation reaction ?
(A) [Cu (H20)6]2+ + 2 OH → [Cu (H20)(OH)2] + 2 H20
(B) [Cu(H20).]?! + (CO3)2 → Cucos+ 6H20
(C) [Cu(H20)612+ + (EDTA)4- [CuEDTA]2- + 6H2O
(D) [Cu (H2O) 12+ + 2NH3 + [Cu (H2O)4(OH)2]+ 2 NH}​

Answer 1

Answer:

Table \(\PageIndex{1}\): Formation Constants for Selected Complex Ions in Aqueous Solution*

Complex Ion Equilibrium Equation Kf

*Reported values are overall formation constants.

Source: Data from Lange’s Handbook of Chemistry, 15th ed. (1999).