-
question_answer1)
In \[{{K}_{4}}Fe{{\left( CN \right)}_{6}}\]
A)
(CN) are linked with primary valency done
clear
B)
(CN) are linked with secondary valency done
clear
C)
K are linked with secondary valency done
clear
D)
K are linked with non-ionic valency done
clear
View Solution play_arrow
-
question_answer2)
The co-ordination number of copper in cuprammonium sulphate is [KCET 1991, 92]
A)
2 done
clear
B)
6 done
clear
C)
4 done
clear
D)
- 4 done
clear
View Solution play_arrow
-
question_answer3)
Which of the following acts as a bidentate ligand in complex formation
A)
Acetate done
clear
B)
Oxalate done
clear
C)
Thiocyanate done
clear
D)
EDTA done
clear
View Solution play_arrow
-
question_answer4)
The co-ordination number of cobalt in the complex \[[Co{{(en)}_{2}}B{{r}_{2}}]C{{l}_{2}}\] is
A)
2 done
clear
B)
6 done
clear
C)
5 done
clear
D)
4 done
clear
View Solution play_arrow
-
question_answer5)
Which of the following ligands forms a chelate [MP PET/PMT 1998]
A)
Acetate done
clear
B)
Oxalate done
clear
C)
Cyanide done
clear
D)
Ammonia done
clear
View Solution play_arrow
-
question_answer6)
According to Werner's theory [MP PMT 2000, 02]
A)
Primary valency can be ionized done
clear
B)
Secondary valency can be ionized done
clear
C)
Primary and secondary valencies both cannot be ionized done
clear
D)
Only primary valency cannot be ionized done
clear
View Solution play_arrow
-
question_answer7)
Which of the following is not true for ligand-metal complex [MP PET 1993]
A)
Larger the ligand, the more stable is the metal-ligand bond done
clear
B)
Highly charged ligand forms strong bond done
clear
C)
Larger the permanent dipole moment of ligand, the more stable is the bond done
clear
D)
Greater the ionization potential of central metal, the stronger is the bond done
clear
View Solution play_arrow
-
question_answer8)
What is the co-ordination number of the metal in \[{{\left[ Co{{(en)}_{2}}C{{l}_{2}} \right]}^{+}}\]
A)
4 done
clear
B)
5 done
clear
C)
6 done
clear
D)
3 done
clear
View Solution play_arrow
-
question_answer9)
Bidentate ligand is
A)
\[C{{N}^{-}}\] done
clear
B)
Ethylene diammine (en) done
clear
C)
\[SC{{N}^{-}}\] done
clear
D)
EDTA done
clear
View Solution play_arrow
-
question_answer10)
The coordination number of \[Pt\] in \[{{\left[ Pt{{\left( N{{H}_{3}} \right)}_{4}}C{{l}_{2}} \right]}^{++}}\] ion is [MP PET 1995]
A)
2 done
clear
B)
4 done
clear
C)
6 done
clear
D)
8 done
clear
View Solution play_arrow
-
question_answer11)
Which is the example of hexadentate ligand
A)
2, 2?dipyridyl done
clear
B)
Dimethyl glyoxime done
clear
C)
Aminodiacetate ion done
clear
D)
Ethylene diammine tetra acetate ion [EDTA] done
clear
View Solution play_arrow
-
question_answer12)
The coordination number of a metal in coordination compounds is [MP PET 1996; KCET (Engg./Med.) 1999]
A)
Same as primary valency done
clear
B)
Sum of primary and secondary valencies done
clear
C)
Same as secondary valency done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer13)
Ligand in a complex salt are [KCET 1992]
A)
Anions linked by coordinate bonds to a central metal atom or ion done
clear
B)
Cations linked by coordinate bonds to a central metal atom or ion done
clear
C)
Molecules linked by coordinate bonds to a central metal atom or ion done
clear
D)
Ions or molecules linked by coordinate bonds to a central metal atom or ion done
clear
View Solution play_arrow
-
question_answer14)
A group of atoms can function as a ligand only when [KCET 1989; DCE 1999; MP PMT 2000]
A)
It is a small molecule done
clear
B)
It has an unshared electron pair done
clear
C)
It is a negatively charged ion done
clear
D)
It is a positively charged ion done
clear
View Solution play_arrow
-
question_answer15)
Which of the following complexes show six coordination number [RPET 2000]
A)
\[{{[Zn{{(CN)}_{4}}]}^{2-}}\] done
clear
B)
\[{{[Cr{{({{H}_{2}}O)}_{6}}]}^{3+}}\] done
clear
C)
\[{{[Cu{{(CN)}_{4}}]}^{2-}}\] done
clear
D)
\[{{[Ni{{(N{{H}_{3}})}_{4}}]}^{2+}}\] done
clear
View Solution play_arrow
-
question_answer16)
The number of ions formed when cuprammonium sulphate is dissolved in water is [KCET 1993]
A)
1 done
clear
B)
2 done
clear
C)
4 done
clear
D)
Zero done
clear
View Solution play_arrow
-
question_answer17)
The coordination number of \[Cu\] in complex \[{{\left[ Cu{{\left( {{H}_{2}}O \right)}_{4}} \right]}^{++}}\] is [MP PET 1995]
A)
4 done
clear
B)
3 done
clear
C)
2 done
clear
D)
1 done
clear
View Solution play_arrow
-
question_answer18)
The primary valence of the metal ion in the co-ordination compound \[{{K}_{2}}\left[ Ni{{\left( CN \right)}_{4}} \right]\] is
A)
Four done
clear
B)
Zero done
clear
C)
Two done
clear
D)
Six done
clear
View Solution play_arrow
-
question_answer19)
The metal which does not form a polynuclear carbonyl is
A)
\[Mn\] done
clear
B)
\[Co\] done
clear
C)
\[Cr\] done
clear
D)
\[Fe\] done
clear
View Solution play_arrow
-
question_answer20)
Which one of the following forms with an excess of \[C{{N}^{-}}\] (Cyanide) a complex having coordination number two [AIIMS 2004]
A)
\[C{{u}^{+}}\] done
clear
B)
\[A{{g}^{+}}\] done
clear
C)
\[N{{i}^{2+}}\] done
clear
D)
\[F{{e}^{2+}}\] done
clear
View Solution play_arrow
-
question_answer21)
According to Lewis the ligands are [MP PMT 2002]
A)
Acidic in nature done
clear
B)
Basic in nature done
clear
C)
Neither acidic nor basic done
clear
D)
Some are acidic and others are basic done
clear
View Solution play_arrow
-
question_answer22)
The coordination number of a central metal atom in a complex is determined by [AIEEE 2004]
A)
The number of ligands around a metal ion bonded by sigma and pi-bonds both. done
clear
B)
The number around a metal ion bonded by pi-bonds done
clear
C)
The number of ligands around a metal ion bonded by sigma bonds done
clear
D)
The number of only anionic ligands bonded to the metal ion done
clear
View Solution play_arrow
-
question_answer23)
In the extraction of which of the following, complex ion forms [MP PET 1989]
A)
\[Cu\] done
clear
B)
\[Ag\] done
clear
C)
\[Fe\] done
clear
D)
\[Na\] done
clear
View Solution play_arrow
-
question_answer24)
Potassium ferrocyanide is a [AFMC 2000]
A)
Normal salt done
clear
B)
Mixed salt done
clear
C)
Double salt done
clear
D)
Complex salt done
clear
View Solution play_arrow
-
question_answer25)
A monodentate ligand has
A)
One co-ordinate site done
clear
B)
Two co-ordinate sites done
clear
C)
Any number of co-ordinate sites done
clear
D)
No capacity to co-ordinate done
clear
View Solution play_arrow
-
question_answer26)
EDTA has coordination number [AFMC 2004]
A)
3 done
clear
B)
4 done
clear
C)
5 done
clear
D)
6 done
clear
View Solution play_arrow
-
question_answer27)
Among the properties A reducing B oxidizing C complexing, the set of properties shown by \[C{{N}^{-}}\] ion towards metal species is [AIEEE 2004]
A)
c, a done
clear
B)
b, c done
clear
C)
a, b done
clear
D)
a, b, c done
clear
View Solution play_arrow
-
question_answer28)
That ion or molecule which forms a complex compound with transitional metal ion is called
A)
Recipient done
clear
B)
Ligand done
clear
C)
Coordinate ion done
clear
D)
No special name done
clear
View Solution play_arrow
-
question_answer29)
Coordination number of Zn in ZnS (zinc blende) is [Orissa JEE 2004]
A)
6 done
clear
B)
4 done
clear
C)
8 done
clear
D)
12 done
clear
View Solution play_arrow
-
question_answer30)
Wilkinson's catalyst used as a homogeneous catalyst in the hydrogenation of alkenes contains
A)
Iron done
clear
B)
Aluminium done
clear
C)
Rhodium done
clear
D)
Cobalt done
clear
View Solution play_arrow
-
question_answer31)
Given the molecular formula of the hexa coordinated complexes A \[CoC{{l}_{3}}.6N{{H}_{3}}\] B \[CoC{{l}_{3}}.5N{{H}_{3}}\] C \[CoC{{l}_{3}}.4N{{H}_{3}}\]. If the number of co-ordinated \[N{{H}_{3}}\] molecules in A, B and C respectively are 6, 5 and 4, the primary valency in A, B and C are: [DCE 2003]
A)
6, 5, 4 done
clear
B)
3, 2, 1 done
clear
C)
0, 1, 2 done
clear
D)
3, 3, 3 done
clear
View Solution play_arrow
-
question_answer32)
Generally, a group of atoms can function as a ligand if [MP PET 1996]
A)
They are positively charged ions done
clear
B)
They are free radicals done
clear
C)
They are either neutral molecules or negatively charged ions done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer33)
The ligand in potassium ferricyanide is
A)
\[{{K}^{+}}\] done
clear
B)
\[C{{N}^{-}}\] done
clear
C)
\[F{{e}^{3+}}\] done
clear
D)
\[{{\left( CN \right)}_{6}}\] done
clear
View Solution play_arrow
-
question_answer34)
Co-ordination number of aluminum is [MHCET 2004]
A)
8 done
clear
B)
6 done
clear
C)
12 done
clear
D)
4 done
clear
View Solution play_arrow
-
question_answer35)
In \[{{K}_{4}}Fe{{\left( CN \right)}_{6}},\] \[Fe\] is in the form of
A)
An atom done
clear
B)
An ion done
clear
C)
Cationic complex done
clear
D)
Anionic complex done
clear
View Solution play_arrow
-
question_answer36)
Which of the following ligands is expected to bidentate [CBSE PMT 1994]
A)
\[Br\] done
clear
B)
\[{{C}_{2}}O_{4}^{2-}\] done
clear
C)
\[C{{H}_{3}}N{{H}_{2}}\] done
clear
D)
\[C{{H}_{3}}C\equiv N\] done
clear
View Solution play_arrow
-
question_answer37)
In the compound lithium tetrahydroaluminate, the ligand is [AIIMS 1997]
A)
\[{{H}^{+}}\] done
clear
B)
\[{{H}^{-}}\] done
clear
C)
H done
clear
D)
None of these done
clear
View Solution play_arrow
-
question_answer38)
Which of the following is the odd one out [MP PET 1996]
A)
Potassium ferrocyanide done
clear
B)
Ferrous ammonium sulphate done
clear
C)
Potassium ferricyanide done
clear
D)
Tetrammine copper (II) sulphate done
clear
View Solution play_arrow
-
question_answer39)
The basic ligand is
A)
\[N{{H}_{3}}\] done
clear
B)
\[C{{N}^{-}}\] done
clear
C)
\[{{F}^{-}}\] done
clear
D)
All done
clear
View Solution play_arrow
-
question_answer40)
The negative ligand is
A)
Aqua done
clear
B)
Sulphato done
clear
C)
Carboxyl done
clear
D)
Nitro sodium done
clear
View Solution play_arrow
-
question_answer41)
Which has yellow colour
A)
Potassium cobaltinitrite done
clear
B)
Potassium hexanitro cobaltate (III) done
clear
C)
Fischer's salt done
clear
D)
All the above done
clear
View Solution play_arrow
-
question_answer42)
Ligands, in complex compounds [MP PMT 2003]
A)
Accept \[{{e}^{-}}\]-pair done
clear
B)
Donate \[{{e}^{-}}\]-pair done
clear
C)
Neither accept \[{{e}^{-}}\]-pair nor donate done
clear
D)
All of these happen done
clear
View Solution play_arrow
-
question_answer43)
Which of the following is a common donor atom in ligands [BHU 2001]
A)
Arsenic done
clear
B)
Nitrogen done
clear
C)
Oxygen done
clear
D)
Both B and C done
clear
View Solution play_arrow
-
question_answer44)
Trunbull's blue is a compound [KCET 1993]
A)
Ferricyanide done
clear
B)
Ferrous ferricyanide done
clear
C)
Ferrous cyanide done
clear
D)
Ferriferrocyanide done
clear
View Solution play_arrow
-
question_answer45)
Tollen's reagent is [KCET 1990]
A)
\[{{\left[ Ag{{\left( N{{H}_{3}} \right)}_{2}} \right]}^{+}}\] done
clear
B)
\[A{{g}_{2}}O\] done
clear
C)
\[{{\left[ Cu{{\left( OH \right)}_{4}} \right]}^{2-}}\] done
clear
D)
\[C{{u}_{2}}O\] done
clear
View Solution play_arrow
-
question_answer46)
Finely divided iron combines with CO to give [UPSEAT 2002]
A)
\[Fe{{(CO)}_{5}}\] done
clear
B)
\[F{{e}_{2}}{{(CO)}_{9}}\] done
clear
C)
\[F{{e}_{2}}{{(CO)}_{12}}\] done
clear
D)
\[Fe{{(CO)}_{6}}\] done
clear
View Solution play_arrow
-
question_answer47)
In a complex, the highest possible coordination number is
A)
6 done
clear
B)
12 done
clear
C)
4 done
clear
D)
8 done
clear
View Solution play_arrow
-
question_answer48)
The number of neutral molecules or negative groups attached to the central metal atom in a complex ion is called
A)
Atomic number done
clear
B)
Effective atomic number done
clear
C)
Coordination number done
clear
D)
Primary valency done
clear
View Solution play_arrow
-
question_answer49)
EDTA combines with cations to form
A)
Ion-exchange resins done
clear
B)
Chelates done
clear
C)
Clathrates done
clear
D)
Polymers done
clear
View Solution play_arrow
-
question_answer50)
An example of a double salt is [MP PET 2001]
A)
Bleaching powder done
clear
B)
Hypo done
clear
C)
\[{{K}_{4}}[Fe{{(CN)}_{6}}]\] done
clear
D)
Potash alum done
clear
View Solution play_arrow
-
question_answer51)
In complex compounds, metal ligand bond is
A)
Coordinate bond done
clear
B)
Hydrogen bond done
clear
C)
Ionic bond done
clear
D)
Covalent bond done
clear
View Solution play_arrow
-
question_answer52)
Ammonia forms the complex ion \[{{[Cu{{(N{{H}_{3}})}_{4}}]}^{2+}}\] with copper ions in alkaline solutions but not in acidic solution. What is the reason for it [AIEEE 2003]
A)
In acidic solutions hydration protects copper ions done
clear
B)
In acidic solutions protons coordinate with ammonia molecules forming \[NH_{4}^{+}\] ions and \[N{{H}_{3}}\]molecules are not available done
clear
C)
In alkaline solutions insoluble \[Cu{{(OH)}_{2}}\] is precipitated which is soluble in excess of any alkali done
clear
D)
Copper hydroxide is an amphoteric substance done
clear
View Solution play_arrow
-
question_answer53)
Zeigler?Natta catalyst is used for which type of reaction
A)
Hydrogenation done
clear
B)
Polymerization done
clear
C)
Oxidation done
clear
D)
Reduction done
clear
View Solution play_arrow
-
question_answer54)
Which of the following is not considered as an organometallic compound. [AIIMS 2004]
A)
Cis-platia done
clear
B)
Ferrocene done
clear
C)
Zeise's salt done
clear
D)
Gringard reagent done
clear
View Solution play_arrow
-
question_answer55)
Which one is organometallic compound [MP PMT 2004]
A)
Lithium methoxide done
clear
B)
Lithium dimethyl amide done
clear
C)
Lithium acetate done
clear
D)
Methyl lithium done
clear
View Solution play_arrow
-
question_answer56)
An aqueous solution of potash alum gives [UPSEAT 2004]
A)
Two types of ions done
clear
B)
Only one type of ion done
clear
C)
Four types of ions done
clear
D)
Three types of ions done
clear
View Solution play_arrow
-
question_answer57)
Carnallite in solution in \[{{H}_{2}}O\], shows the properties of [DCE 2003]
A)
\[{{K}^{+}},M{{g}^{2+}},C{{l}^{-}}\] done
clear
B)
\[{{K}^{+}},C{{l}^{-}},SO_{4}^{2-},B{{r}^{-}}\] done
clear
C)
\[{{K}^{+}},M{{g}^{2+}},CO_{3}^{2-}\] done
clear
D)
\[{{K}^{+}},M{{g}^{2+}},C{{l}^{-}},B{{r}^{-}}\] done
clear
View Solution play_arrow
-
question_answer58)
What is the co-ordination number of cobalt in \[Co{{(N{{H}_{3}})}_{3}}C{{l}_{3}}\] [MP PET 1994]
A)
3 done
clear
B)
4 done
clear
C)
5 done
clear
D)
6 done
clear
View Solution play_arrow
-
question_answer59)
The formula of alum is [Pb. CET 2002]
A)
\[{{K}_{2}}S{{O}_{4}}.A{{l}_{2}}{{(S{{O}_{4}})}_{3}}.24{{H}_{2}}O\] done
clear
B)
\[{{K}_{4}}[Fe{{(CN)}_{6}}]\] done
clear
C)
\[{{K}_{2}}S{{O}_{4}}.A{{l}_{2}}{{(S{{O}_{4}})}_{3}}.6{{H}_{2}}O\] done
clear
D)
\[N{{a}_{2}}C{{O}_{3}}.10{{H}_{2}}O\] done
clear
View Solution play_arrow
-
question_answer60)
Number of ions present in \[{{K}_{4}}[Fe{{(CN)}_{6}}]\] [Pb. CET 2000]
A)
2 done
clear
B)
10 done
clear
C)
3 done
clear
D)
5 done
clear
View Solution play_arrow
-
question_answer61)
\[C{{H}_{3}}MgI\] is an organometallic compound due to [DCE 2002]
A)
\[Mg-I\text{ bond}\] done
clear
B)
\[C-I\text{ bond}\] done
clear
C)
\[C-Mg\text{ bond}\] done
clear
D)
\[C-H\text{ bond}\] done
clear
View Solution play_arrow
-
question_answer62)
What is the EAN of nickel in \[Ni{{(CO)}_{4}}\] [BVP 2003]
A)
34 done
clear
B)
35 done
clear
C)
32 done
clear
D)
36 done
clear
View Solution play_arrow