Some salts although containing two different metallic elements give test for only one of them in solution. Such salts are ..[AIIMS 2001]
64%
a) Complex salts
21%
b) Double salts
8%
c) Normal salts
8%
d) None
Q.2.
The hybridization state of Fe in [Fe(H2O)5NO]SO4 is ..[At no Fe=26] [BHU 1994]
8%
a) dsp2
16%
b) sp3d
29%
c) sp3d2
47%
d) d2sp3
Q.3.
The number of unpaired electrons in Ni(CO)4 is /are .. [ AIIMS 1997]
73%
a) Zero
3%
b) One
20%
c) Four
3%
d) Five
Q.4.
[Co(NH3)4Cl2]NO2 and [Co(NH3)4ClNO2]Cl exhibit which type of isomerism? [ MP PMT 1993]
21%
a) Geometrical
3%
b) Optical
21%
c) Linkage
55%
d) Ionisation
Q.5.
Which of the following ligands is a bidentate? [ Pb. CET 1991]
17%
a) EDTA
75%
b) Ethylenediamine
6%
c) Acetate
3%
d) Pyridine
Q.6.
Which of the following is square planar [ AtNo Ni =28]? [ BHU 1994]
66%
a) [Ni(CN)4]2-
31%
b) [NiCl4]2
3%
c) SO42-
0%
d) PO43-
Q.7.
In the metal carbonyls of the general formula M(CO)x where M = metal; x=4, the metal is bonded to [ CBSE PMT 1995]
30%
a) Carbon and oxygen
33%
b) Carbon
10%
c) Oxygen
27%
d) C-O triple bond
Q.8.
the effective atomic number of Cr(atomic no. 24) in [Cr(NH3)6]Cl3 is [ BHU 1993]
10%
a) 35
33%
b) 27
47%
c) 33
10%
d) 36
Q.9.
A solution of potassium ferrocyanide would contain ...ions [ KCET 1990]
14%
a) 2
31%
b) 3
24%
c) 4
31%
d) 5
Q.10.
The formula of sodium nitroprusside is [ AIIMS 1994]
23%
a) Na4[Fe(CN)5NOS]
44%
b) Na2[Fe(CN)5NO]
10%
c) NaFe[Fe(CN)6]
23%
d) Na2[Fe(CN)6NO2]
Q.11.
Oxidation state of Cr in CrO5 is.. [Pb CET 1995]
3%
a) 4
15%
b) 2
45%
c) 10
36%
d) 6
Q.12.
[Co(NH3)5Br]SO4 and [Co(NH3)5]br are examples of which type of isomerism? [ MP PMT 1992]
22%
a) linkage
13%
b) Geometrical
57%
c) Ionisation
9%
d) Optical
Q.13.
A group of atoms can function as a ligand only when [ KCET 1989]
14%
a) It is small molecule
32%
b) It has a unshared electron pair
36%
c) It is negatively charged ion
18%
d) It is a positively charge ion
Q.14.
IUPAC name of [Pt(NH3)3Br(NO2)Cl]Cl is [CBSE PMT 1998]
13%
a) Triamminechlorobromonitroplatinum(IV)chloride
23%
b) Triamminebromonitrochloroplatinum(IV)chloride
55%
c) Triamminebromochloronitroplatinum(IV)chloride
10%
d) Triamminenitrochlorobromoplatinum(IV)chloride
Q.15.
Which is the shape of Fe(CO)2 molecule? [ CBSE PMT 2009]
12%
a) tetrahedral
20%
b) Octahedral
36%
c) Trigonal bipyramidal
32%
d) Square pyramidal
Q.16.
Which of the following compound is not coloured? [ AIIMS 1997]
10%
a) Na2[CuCl4
42%
b) Na[CdCl4]
32%
c) K4[Fe(CN)6]
16%
d) K3[Fe(CN)6]
Q.17.
The oxidation state of Fe in brown ring complex [Fe(H2O)5NO] is [ CBSE PMT 1997]
17%
a) 2
17%
b) 4
21%
c) 3
46%
d) 0
Q.18.
Which of the following complex will give white precipitate with BaCl2(aq) [ JIPMER 1997]
12%
a) [Cr(NH3)5SO4]Cl
12%
b) [Co(NH2)4SO4]NO2
42%
c) [Cr(NH3)5Cl]SO4
35%
d) Both (a) and (b)
Q.19.
Ni(CO)4 contains hybridization as [ Haryana CEET 1998]
44%
a) sp3
32%
b) dsp2
8%
c) sp3d
16%
d) sp3d2
Q.20.
IUPAC name of Na2[Co(NO2)6] is ..[MPPMT 2000]
7%
a) Sodium cobaltnitrite
52%
b) Sodium hexanitrito cobaltate(III)
7%
c) Sodium hexanitro cobalt(III)
33%
d) Sodium hexanitro cobaltate(III)
Q.21.
The coordinatetion number of Fe(II) in oxyhaemoglobin is ..[EAMCET 2001]
40%
a) 6
35%
b) 4
10%
c) 8
15%
d) 10
Q.22.
CuSO4 reacts with KCN solution and forms..[AIIMS 1999]
4%
a) Cu(CN)
15%
b) Cu(CN)2
42%
c) K3[Cu(CN)4]
38%
d) K4[Cu(CN)6]
Q.23.
For the square planar complex [M(a)(b)(c)(d)] Where M is central metal and a, b, c, d are monodentate ligands. the number of possible geometrical isomers are [ kerala MEE 2000]
10%
a) 1
10%
b) 2
45%
c) 3
35%
d) 4
Q.24.
In [Co(NH3)6]Cl3, the number of covalent bonds is ..[MP PMT2001]
28%
a) 3
24%
b) 6
8%
c) 9
40%
d) 18
Q.25.
Oxidation state of the metal ion in the complex [Fe(CN)6]3- is [ AMU 1997]
79%
a) +3
10%
b) -3
7%
c) +6
3%
d) -6
Q.26.
What is the oxidation number of Co in [Co(NH3)4Cl(NO2)] [ BHU 1999]
38%
a) +2
43%
b) +3
5%
c) +4
14%
d) +5
Q.27.
the correct order of hybridization of the central atom in the following species NH3, [PtCl4]2-, PCl5 and BCl3 is [AtNo pt=78] [ IIT screening test 2001]
12%
a) dsp2, ds3, sp2 and sp3
67%
b) sp3, dsp2, dsp3, sp2
17%
c) dsp2, sp2, sp3, dsp3
4%
d) dsp2, sp3, sp2, dsp3
Q.28.
The oxidation number of cobalt in K[Co(CN)4] is ..[MP PMT 2001]
21%
a) +1
17%
b) +2
8%
c) -3
54%
d) +3
Q.29.
Which of the following is an organometallic compound? [ IIT 1997]
9%
a) Lithium methoxide
4%
b) Lithium acetate
39%
c) Lithium dimethylamide
48%
d) Methyl lithium
Q.30.
AgCl precipitate dissolves in NH4OH due to the formation of ..[CBSE PMT 1998]
17%
a) [Ag(NH4)2]Cl
26%
b) [Ag(NH4)2]Cl2
48%
c) [Ag(NH3)2]Cl
9%
d) [Ag(NH3)2]Cl
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