JEE CHEMISTRY UNIT 12
QUIZ NO 2
TOTAL QUESTIONS = 20
1. Which of the following complexes is diamagnetic?
A. [CoF6]3-
B. [Ni(CO)4]
C. [Ni(CN)4]2-
D. [Zn(NH3)4]2+
2. What is the oxidation state of Mn in [Mn(CN)6]4-?
A. +4
B. +2
C. +1
D. +3
3. Which of the following is an inner orbital complex?
A. [CoF6]3-
B. [Ni(CO)4]
C. [Fe(CN)6]4-
D. [Co(en)3]3+
4. Which of the following complexes is used as an anti-cancer drug?
A. Oxaliplatin
B. Cisplatin
C. Carboplatin
D. None
5. What is the oxidation state of platinum in [PtCl4]2-?
A. +4
B. 0
C. +6
D. +2
6. Which of the following complexes shows optical isomerism?
A. [Co(NH3)6]3+
B. [Cr(H2O)6]3+
C. [CoCl2(en)2]+
D. [Co(en)3]3+
7. Which of the following shows optical isomerism?
A. [Pt(en)2Cl2]
B. [Cr(en)3]3+
C. [Co(NH3)6]3+
D. [PtCl2(en)2]
8. What is the effective atomic number (EAN) of Co in [Co(NH3)6]3+?
A. 32
B. 34
C. 36
D. 38
9. Which of the following ligands is monodentate?
A. H2O
B. CN-
C. NO2-
D. Cl-
10. Which type of hybridization is involved in [Ni(CN)4]2-
A. sp3d
B. dsp2
C. d2sp3
D. sp3
11. Which of the following is a chelating ligand?
A. Ethylene diamine
B. NH3
C. CO
D. NO2-
12. Which of the following complexes will show geometrical isomerism?
A. [Ni(CO)4]
B. [Co(NH3)5Cl]Cl2
C. [Co(en)3]3+
D. [Pt(NH3)2Cl2]
13. Which of the following is an example of a homoleptic complex?
A. [Ni(CN)4]2-
B. [Co(NH3)6]3+
C. [Cu(NH3)4]2+
D. [Fe(CN)6]4-
14. What is the charge on the complex ion in [Cr(H2O)6]Cl3?
A. +3
B. +2
C. +4
D. +1
15. What is the geometry of [PtCl4]2-
A. Octahedral
B. Tetrahedral
C. Square planar
D. Linear
16. Which compound is used in the detection of metal ions
A. EDTA
B. Cyanide
C. Chloride
D. Ammonia
17. What is the oxidation state of iron in [Fe(CN)6]4-
A. +4
B. +3
C. 0
D. +2
18. What is the hybridization of [CoF6]3-?
A. d2sp3
B. sp3
C. sp3d2
D. sp3d
19. Which of the following ligands can act as a bridging ligand?
A. NO3-
B. CN-
C. H2O
D. Cl-
20. Which of the following exhibits linkage isomerism?
A. [Pt(NH3)2Cl2]
B. [Ni(NH3)4]2+
C. [Co(CN)6]3-
D. [Co(NO2)6]3-
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