University of KwaZulu-Natal, School of Chemistry and Physics, Westville Campus
June 2016 Main Examination Session, CHEM210 Inorganic Chemistry
Section A
(d) Consider the complex [Co(SCN)(NH3)5]2+, and answer the following questions:
(i) Sketch the structure of the complex. (3)
(ii) Give the denticity of the ligands coordinated to the metal ion. (1)
(iii) What is the oxidation state of the metal ion? (1)
(iv) Describe the coordination geometry of the metal ion and indicate what hybrid metal orbitals are
likely to be involved in bonding to the ligand donor atoms. (2)
(v) Draw and name the structure of a valid linkage isomer of the above complex. (4)
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June 2016 Main Examination Session, CHEM210 Inorganic Chemistry
Section A
(d) Consider the complex [Co(SCN)(NH3)5]2+, and answer the following questions:
(i) Sketch the structure of the complex. (3)
(ii) Give the denticity of the ligands coordinated to the metal ion. (1)
(iii) What is the oxidation state of the metal ion? (1)
(iv) Describe the coordination geometry of the metal ion and indicate what hybrid metal orbitals are
likely to be involved in bonding to the ligand donor atoms. (2)
(v) Draw and name the structure of a valid linkage isomer of the above complex. (4)
4
