c) M C bond is d p bond d) All 1. Which of the following ligand is quinquidentate a) EDTA –4 b) NTA c) HDMG d) HEDTA 2. With which of the following ligand N–M–O bonding is possible in the metal complex. 3. EDTA ligand consist of a) 4-neutral donor atoms, 4-acidic donor atoms b) 2-neutral donor atoms, 2-acidic donor atoms c) 2-neutral donor atoms, 4-acidic donor atoms d) None 4. Which of the following is correct regarding M–CO bond in metal Carbonyls a) M–C bond length is shorter than normal M–C bond b) C–O bond length is longer than normal C O length a) Bipy b) acac c) gly d) None 5. ‘Terpy’ is a a) Bidentate ligand b) Tetradentate ligand c) Tridentate ligand d) Pentadentate ligand 6. [Co(en) 3 ] +3 complex the ring size of Co–en is a) Five membered ring b) Six membered ring c) Seven membered ring d) None of these 7. [Ni(gly) 2 ] complex has two chelate rings the size of each chelate is 9. [Co(en) 2 SO 4 ] + the coordination number of cobalt is a) 4 b) 5 c) 3 d) None 12. From which one of the complex 2/3 chlorine can be precipitated a) [Co(NH 3 ) 6 ]Cl 3 b) [Rh(PPh 3 ) 3 Cl] c) [Pt(NH 3 ) 4 Cl 2 ]Cl 2 d) 11. In the complexes [Ni(DMG) 2 ] and [Ni(HDMG) 2 ] +2 the Nickel oxidation number is a) +2, +2 b) +1, 0 c) +2, +1 d) +2, +4 10. [Fe(o–phen) 3 ] +2 the coordination number of Iron is a) 2 b) 3 c) 5 d) 6 Co(NH 3 ) 4 Cl]Cl 2 a) 86 b) 84 c) 85 d) None 13. The number of particles that would form in aqueous solution from Co(NH 3 ) 4 Cl 3 a) 2 b) 3 c) 4 d) 1 14. Number of ions produced from the complex compound in its aqueous solutions CoCl 3 3NH 3 a) 1 b) 0 c) 2 d) 3 15. The number of ligands exhibit dual character for the Werner’s formula Pt4NH 3 Cl 4 is a) 0 b) 3 c)2 d)3 16. The EAN of [Pt(NH 3 ) 6 ] +4 a) 4–membered ring b) 3–membered ring c) 5–membered ring d) 6–membered ring 8. Glycinato ligand consists of a) A neutral donor atoms and acidic donor atom b) Two neutral donor atoms only c) Two acidic donor atoms only d) Two basic donor atoms 17. Which of the following does not obey EAN rule a) Fe(CO) 5 b) Cr(CO) 6 c) Mn 2 (CO) 10 d) V(CO) 6 18. The EAN of the complex is 54. It has 6 ligands and the metal ion is in +2 oxidation state. The atomic number of the metal atom is a) 42 b) 43 c) 44 d) None 19. The formula of the complex tris(ethylene diamine) cobalt (III) sulphate is a) [Co(en) 3 ]SO 4 b) [Co(en) 3 ](SO 4 ) 2 c) [Co(en) 3 ] 2 (SO 4 ) d) [Co(en) 3 ] 2 (SO 4 ) 3 AIIMS,CBSE,AIPMT, AFMC,Bio.Tech & PMT, Contact :- 9438559863, Mail at :- [email protected],www.ibiokaare.com,compiled by AKB www.ibiokaare.com www.ibiokaare.com www.ibiokaare.com
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· 2016-05-27 · c) M C bond is d p bond d) All 1. Which of the following ligand is quinquidentate a) EDTA –4 b) NTA c) HDMG d) HEDTA 2. With which of the following ligand N–M–O
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c) M C bond is d p bond d) All
1. Which of the following ligand is quinquidentate a) EDTA–4 b) NTA c) HDMG d) HEDTA 2. With which of the following ligand N–M–O bonding is possible in the metal complex.
3. EDTA ligand consist of a) 4-neutral donor atoms, 4-acidic donor atoms b) 2-neutral donor atoms, 2-acidic donor atoms c) 2-neutral donor atoms, 4-acidic donor atoms d) None 4. Which of the following is correct regarding M–CO bond in metal Carbonyls a) M–C bond length is shorter than normal M–C bond b) C–O bond length is longer than normal C O length
a) Bipy b) acac c) gly d) None
5. ‘Terpy’ is a a) Bidentate ligand b) Tetradentate ligand c) Tridentate ligand d) Pentadentate ligand
6. [Co(en)3]+3 complex the ring size of Co–en is a) Five membered ring b) Six membered ring c) Seven membered ring d) None of these 7. [Ni(gly)2] complex has two chelate rings the size of each chelate is
9. [Co(en)2SO4]+ the coordination number of cobalt is a) 4 b) 5 c) 3 d) None
12. From which one of the complex 2/3 chlorine can be precipitated a) [Co(NH3)6]Cl3 b) [Rh(PPh3)3Cl] c) [Pt(NH3)4Cl2]Cl2 d)
11. In the complexes [Ni(DMG)2] and [Ni(HDMG)2]+2 the Nickel oxidation number is a) +2, +2 b) +1, 0 c) +2, +1 d) +2, +4
10. [Fe(o–phen)3]+2 the coordination number of Iron is
a) 2 b) 3 c) 5 d) 6
Co(NH3)4Cl]Cl2
a) 86 b) 84 c) 85 d) None
13. The number of particles that would form in aqueous solution from Co(NH3)4Cl3 a) 2 b) 3 c) 4 d) 1 14. Number of ions produced from the complex compound in its aqueous solutions CoCl3 3NH3 a) 1 b) 0 c) 2 d) 3 15. The number of ligands exhibit dual character for the Werner’s formula Pt4NH3Cl4 is
a) 0 b) 3 c)2 d)3
16. The EAN of [Pt(NH3)6]+4
a) 4–membered ring b) 3–membered ring c) 5–membered ring d) 6–membered ring 8. Glycinato ligand consists of a) A neutral donor atoms and acidic donor atom b) Two neutral donor atoms only c) Two acidic donor atoms only d) Two basic donor atoms
17. Which of the following does not obey EAN rule a) Fe(CO)5 b) Cr(CO)6 c) Mn2(CO)10 d) V(CO)6 18. The EAN of the complex is 54. It has 6 ligands and the metal ion is in +2 oxidation state. The
atomic number of the metal atom is a) 42 b) 43 c) 44 d) None 19. The formula of the complex tris(ethylene diamine) cobalt (III) sulphate is a) [Co(en)3]SO4 b) [Co(en)3](SO4)2 c) [Co(en)3]2(SO4) d) [Co(en)3]2(SO4)3
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23. Chemical formula of the complex ammonium hexa isothicyanato chromate (III) a) (NH4)2[Cr(NCS)6] b) (NH4)4[Cr(NCS)6] c) (NH4)3[Cr(NCS)6] d) None of these 24. The valence bond diagram of a metal ion in its complexation indicates a) Colour b) Stability c) Stereo chemistry d) Magnetic property 25. Which of the following posses tetrahedral Geometry
a) [Cu(NH3)4]+2 b) [Ni(NH3)4]+2 c) [Ni(dmg)2] d) [Zn(CN)4]–2
26. In which of the following dsp2 hybridisation is found a) [Ni(CN)4]–2 b) [Ni(dmg)2]0 c) [Ni(NH3)4]+2 d) All
28. Which of the following complexes of Ni(II) will show tetrahedral geometry a) [NiCl4]–2 b) [Ni(CN)4]–2 c) [Ni(dmg)2]0 d) [Ni(en2)2]+2 29. The magnetic moment in(BM) of an outer orbital Ni(II) complex would be a) 1.73 b) 2.83 c) 3.87 d) 4.0 30. From valence bond diagram of [CoF6]–3 ion it is not possible to note that a) Number of unpaired electrons b) Geometry c) Stability d) None
27. Which of the following posses trigonal bipyromidal geometry
a) [Fe(CO)5] b) [Fe(CO)4 (Ph3P)] c) [Fe(CO)3(Ph3O)2] d) All
31. Which of the following compound shows optical isomerism ?
20. Name the complex [Co(en)(NH3)2Cl2]+ a) Dichloro diamine ethylene diamine cobalt (II) ion b) Dichloro diamine ethylene diamine cobalt (III) ion c) Dichloro diamine ethylene diamine cobalt (II) ion d) Diamine dichloro (ethylene diamine) cobalt (III) ion 21. Correct name of the complex [Pt(NH3)(H2O)C5H5N)(NO2)]Cl
a) Nitro pyridine ammine aquo platinum (II) chloride b) Ammine aqua nitro pyridine platinum (II) ion c) Ammine aqua nitro pyridine platinum (II) chloride d) None of the above 22. Chemical formula of the complex potassium tetracyano Nickelate (0) is a) K3[Ni(CN)4] b) K4[Ni(CN)4] c) K2[Ni(CN)4] d) [Ni(CN)4]–4
32. The coordination compounds,[Co(NH3)6]3+, [Cr(CN)6]3- and [Cr(NH3)6]3+[Co(CN)6]3- are ex-amples of...