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Coordination Complexes

Q. What is the name of the molecules or ions that surround the metal in a complex ion? a. chelaters b. donors c. acceptors d. coordinators

Solved • Jul 30, 2019

Coordination Complexes

Q. Which one of these species is a monodentate ligand? a. CN- b. EDTA c. C2O4- d. H2NCH2CH2NH2

Solved • Jul 30, 2019

Coordination Complexes

Q. A bidentate ligand always a. forms bonds to two metal ions. b. has a charge of 2+ or 2-. c. forms complex ions with a charge of 2+ or 2-. d. has two donor atoms. e. has medical uses.

Solved • Jul 30, 2019

Coordination Complexes

Q. Which of the following ligands has two different types of donor atoms? a. NH3 b. H2O c. NH4+ d. NO2- e. ethylenediamine

Solved • Jul 30, 2019

Coordination Complexes

Q. What is the coordination number of cobalt in the complex ion [Co(en)Cl4]-? (en = ethylenediamine) a. 1 b. 2 c. 4 d. 6 e. 8

Solved • Jul 30, 2019

Coordination Complexes

Q. In the coordination compound [Cr(NH3)2(en)Cl2]Br2, the coordination number (C.N.) and oxidation number (O.N.) of the metal atom, respectively, are a. C.N. = 6, O.N. = +4 b. C.N. = 6, O.N. = +3 c. C.N. = 5, O.N. = +2 d. C.N. = 5, O.N. = +4 e. C.N. = 4, O.N. = +3

Solved • Jul 30, 2019

Coordination Complexes

Q. Which response gives the correct coordination number (C.N.) and oxidation number (O.N.) of the transition metal atom in [Co(NH3)2(H2O)2Cl2]+? a. C.N. = 2, O.N. = +3 b. C.N. = 3, O.N. = +1 c. C.N. = 4, O.N. = +2 d. C.N. = 6, O.N. = +1 e. C.N. = 6, O.N. = +3

Solved • Jul 30, 2019