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NEET Chemistry MCQ
Coordination Compounds Mcq Neet Chemistry
Quiz 1
Solution
Q.1.
Which of the following is the correct order of increasing field strength of ligands to form coordination compounds? [ NEET 2020]
36%
a) F- < SCN- < C2O42- < CN-
17%
b) CN- < C2O42- < SCN- < F-
43%
c) SCN- < F- < C2O42- < CN-
3%
d) SCN- < F- < CN-< C2O42-
Q.2.
Iron carbonyl, Fe(CO)5 is
7%
a) trinuclear
59%
b) mononuclear
24%
c) tetranuclear
10%
d) dinuclear
Q.3.
What is the correct electronic configuration of the central atom in K4[Fe(CN)6] based on crystal field theory? [NEET 2019]
32%
a) t2g4 eg2
59%
b) t2g6 eg0
6%
c) e3 t23
3%
d) e4 t22
Q.4.
The type of isomerism shown by the complex [CoCl2(en)2] is
9%
a) Ionization isomerism
19%
b) Coordination isomerism
46%
c) Geometrical isomerism
26%
d) Linkage isomerism
Q.5.
The geometry and magnetic behaviour of the complex [Ni(CO)4] are
18%
a) square planar geometry and paramagnetic
43%
b) tetrahedral geometry and diamagnetic
20%
c) square planar geometry and diamagnetic
19%
d) tetrahedral geometry and paramagnetic
Q.6.
Correct IUPAC name of K4[Fe(CN)6] is ? [ MP PMT 1995]
8%
a) tetra potassium ferrous cyanide
5%
b) potassium ferri cyanide
15%
c) potassium ferro cyanide
72%
d) potassiumhexacyanoferrate(II)
Q.7.
Oxidation Number of cobalt in K[Co(CO)4] is [ Harayana CEET 1996]
17%
a) +1
36%
b) +3
41%
c) -1
6%
d) -3
Q.8.
The compound which does not show paramagnetism is [ IIT Screening test 1992]
24%
a) [Cu(NH3)4]Cl2
37%
b) [Ag(NH3)2]Cl
28%
c) NO
12%
d) NO2
Q.9.
[Cu(NH3)4]SO4 is obtained by .. [ AIIMS 1994]
18%
a) Mixing equimolar amount of CuSO4 and (NH4)2SO4
28%
b) Adding concentrated ammonia solution to a solution of CuSO4
35%
c) Adding ammonia to copper turing followed by acidification with H2SO4
18%
d) Adding (NH4)2SO4 to a mixture of copper turing in H2SO4
Q.10.
Which of the following is the odd one out? [ MP CET 1996]
9%
a) Potassium ferricyanide
29%
b) Ferrous ammonium sulphate
17%
c) potassium ferrocyanide
44%
d) tetraamminecopper(II) sulphate
Q.11.
[Pt(NH3)4Cl2]Br2 are related to each other as [ MP CEE 1996]
12%
a) Optical isomers
25%
b) Co-ordinate isomers
44%
c) Ionisation isomers
18%
d) Linkage isomers
Q.12.
The complex CoCl3.3NH3 ionizes to give ..[pb. CET 1991]
16%
a) 2Cl- ions
16%
b) Cl- ions
36%
c) 3Cl- ions
31%
d) No Cl- ions
Q.13.
Colour of compound [Cu(NH3)4]SO4 is .. [ AIIMS 1994]
40%
a) Blue
19%
b) green
22%
c) red
18%
d) violet
Q.14.
Which of the following complex will show geometrical as well as optical isomerism? [ Hariyana CEET 1996] (en = ethylenediamine)
20%
a) [Pt(NH3)2Cl2]
16%
b) [Pt(NH3)Cl4]
20%
c) [Pt(en)3]4+
44%
d) [Pt(en)2Cl2]
Q.15.
Hypo is used in photography because it si ..[AFMC 1993]
26%
a) strong oxidising agent
19%
b) strong reducing agent
40%
c) strong complexing agent
15%
d) None of the above
Q.16.
The coordination number of copper in cuprammonium sulphate is [ KCET 1990]
30%
a) 2
15%
b) 3
42%
c) 4
13%
d) 6
Q.17.
The possible number of isomers for the complex [MCl2 Br2]SO4 is [AIIMS 1994]
4%
a) 1
40%
b) 2
42%
c) 4
13%
d) 5
Q.18.
Which of the following ions forms most stable complex compound? [ MP PMT 1995]
24%
a) Cu2+
24%
b) Ni2+
22%
c) Fe2+
30%
d) Mn2+
Q.19.
In which there is outer orbital hybridization? [ BHU 1993]
38%
a) [Zn(NH3)6]2+
10%
b) [Co(NH3)6]3+
35%
c) [Cr(NH3)6]3+
18%
d) [V(NH3)6]3+
Q.20.
An example of double salt is ..[CBSE PMT 1989]
10%
a) Bleaching powder
27%
b) K4[Fe(CN)6]
12%
c) Hypo
51%
d) Potash alum
Q.21.
Which of the following represents UPAC name of [Co(NH3)6]Cl3 [ Pb. CET 1995]
78%
a) Hexaamminecobalt(III) chloride
17%
b) Cobalt (III) hexamine tri-chloride
2%
c) Cobalt hexamine chloride
2%
d) Hexamine cobalt chloride
Q.22.
The effective atomic number of central Cu(At no 29) metal in [Cu(NH3)4]SO4 is .. [ Pb CET 1996]
33%
a) 29
21%
b) 30
30%
c) 35
16%
d) 36
Q.23.
Which of the following is organometallic compound? [ AIIMS
50%
a) Ti(C2H4)4
21%
b) Ti(OC2H5)4
21%
c) Ti(OCOCH3)4
7%
d) Ti(OC6H5)4
Q.24.
Ligands in a complex salts are [ KCET 1992]
19%
a) Anions linked by coordinate bonds to a central metal ion
8%
b) Cations linked by coordinate bonds to a central metal ion
31%
c) Molecules linked by coordinate bonds to central metal ion
42%
d) Ions or molecules linked by coordinate bonds to a central metal ion
Q.25.
The blue complex formed on addition of con. NH4OH {AIIMS 2001]
27%
a) [Cu(NH4)4]2+
27%
b) [Cu(NH3)2]2+
30%
c) [Cu(NH3)4]2+
16%
d) [Cu(NH4)2]2+
Q.26.
Which of the following is not an organometallic compound? [ MP CEE 1996]
33%
a) Ethyl magnesium bromide
14%
b) tetraethyl lead
38%
c) sodium ethoxide
14%
d) trimethyl aluminium
Q.27.
In the compound lithiumtetrahydroaluminate, the ligand is [ AIIMS 1997]
50%
a) H+
13%
b) H
32%
c) H-
5%
d) None of these
Q.28.
Which complex has square planar structure? [ MP PMT 1992]
22%
a) Ni (CO)4
34%
b) [NiCl4]2-
22%
c) [Ni(H2O)6]2+
22%
d) [Cu(NH3)4]2+
Q.29.
The complex ion which has no 'd' electrons in the central metal atom is (At No Cr=24, Mn=25, Fe=26, Co=27] [ IIT screening test 2001]
44%
a) [MnO4]-
19%
b) [Co(NH3)6]3+
12%
c) [Fe(CN)6]3-
25%
d) [Cr(H2O)6]3+
Q.30.
Which of the following is paramagnetic? [ Haryana CEET 2000]
21%
a) [Fe(CN)6]4-
19%
b) [Ni(CO)4]
21%
c) [Ni(CN)4,/]2-
40%
d) [CoF6]3-
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