TRB Questions & Answers Coordination Compounds

This ppt helps to study and recall the subject of Coordination Chemistry.

1. By Dr. G. Balakrishnan Assistant Professor Department of Chemistry Vivekananda College Coordination Compounds TRB QUESTIONS & ANSWERS 2

2. 1 . Which is not correct for nickel tetra carbonyl? (a) Co-ordination number is six (b) sp 3 hybridization (c) Tetrahedral in shape (d) Co-ordination number is four (TRB School Assistant 2001)

3. 1 . Which is not correct for nickel tetra carbonyl? (a) Co-ordination number is six (b) sp 3 hybridization (c) Tetrahedral in shape (d) Co-ordination number is four Answer: (a) Co-ordination number is six (TRB School Assistant 2001)

4. 2 . The structure of [Cu(NH 3 ) 4 ] 2+ is (a) square planar (b) tetrahedral (c) octahedral (d) triangular (TRB DIET Lect 2002)

5. 2 . The structure of [Cu(NH 3 ) 4 ] 2+ is (a) square planar (b) tetrahedral (c) octahedral (d) triangular Answer: (a) square planar (TRB DIET Lect 2002)

6. 3 . The neutral ligand is (a) cyano (b) chloro (c) aqua (d) fluoro (TRB DIET Lect 2002)

7. 3 . The neutral ligand is (a) cyano (b) chloro (c) aqua (d) fluoro Answer: (c) aqua (TRB DIET Lect 2002)

8. 4 . Identify the double salt (a) KCl (b) Cu(NH 3 ) 4 Cl 2 (c) K 4 Fe(CN) 6 (d) FeSO 4 (NH 4 ) 2 SO 4 .6H 2 O (TRB DIET Lect 2002)

9. 4. Identify the double salt (a) KCl (b) Cu(NH 3 ) 4 Cl 2 (c) K 4 Fe(CN) 6 (d) FeSO 4 (NH 4 ) 2 SO 4 .6H 2 O Answer: (d) FeSO 4 (NH 4 ) 2 SO 4 .6H 2 O (TRB DIET Lect 2002)

10. 5 . The complex ion present in K 4 [Fe(CN) 6 is CN – Fe 2+ (c) K + (d) [Fe(CN) 6 ] 4- (TRB DIET Lect 2002)

11. 5 . The complex ion present in K 4 [Fe(CN) 6 is CN – Fe 2+ (c) K + (d) [Fe(CN) 6 ] 4- Answer: (d) [Fe(CN) 6 ] 4- (TRB DIET Lect 2002)