NCERT chemistry coordinate compounds questions,answers,solutions,mcq

Coordinate Compound Mock Exam-9

Question No:1

Theoritically the No. of geometrical isomers expected for octahedral complex [Mabcdef] is:-

[A] Zero
[B] 30
[C] 15
[D] 9



Question No:2

Which of the following has two geometrical isomers, and is also non ionisable :-

[A] Pt(NH3)2Cl4
[B] Pt(NH3)3Cl4
[C] Pt(NH3)4Cl4
[D] Pt(NH3)6Cl4



Question No:3

What is the relationship between the following two linear complex ions ?
[Cl – Ag – SCN] [SCN – Ag – Cl]
The complex ions are :-

[A] Linkage isomers
[B] Coordination isomers
[C] Geometric isomers
[D] Optical isomers



Question No:4

Which of the following types of isomers can [Ag(NH3)2]+[Ag(CN) 2]form :-
(i) Coordination isomers
(ii) Geometric isomers
(iii) Optical isomers

[A] (i) only
[B] (i) &(ii)
[C] (iii) only
[D] None of these



Question No:5

Which of the following common shapes (1–IV) can never exist as geometric isomers, regardless of the identity of the ligands :-
(I) Linear
(II) Square planar
(III) Tetrahedral
(IV) Octahedral

[A] I only
[B] I and II
[C] I and III
[D] II and IV



Question No:6

Which of the following is π–acid ligand

[A] NH3
[B] CO
[C] gly.
[D] ethylene diamine



Question No:7

Zeigler natta catalyst is :

[A] Pt/PTO
[B] Al(C2H5)3+ TiCl4
[C] K(PtCl 32– C2H4)]
[D] Pt/Rh



Question No:8

In which of the following process OMC is formed with the help of other OMC :

[A] SnCl4+ Butyl lithium ->Bu4Sn + 4LiCl
[B] C2H5I+4Pb/Na(alloy)à(C2H5)4Pb +4NaI + 3Pb
[C] Ni + 4CO[Ni(CO)4]
[D] K2[PtCl4]+CH2=CH2K[PtCl3(C2H4)] + KCl




Question No:9

Which is/are organometallic compound :-
(I) Grignard reagent
(II) Sodium methoxide
(III) trimethyl boron
(IV) Al2(CH3)6

[A] Only I
[B] I & II
[C] I, II, IV
[D] I, III, IV



Question No:10

CH3 – Mg – Br is an organometallic compound due to :

[A] π– bond between C and Mg
[B] Mg – Br covalent bond
[C] σ– bond between C and Br
[D] σ– bond between C and Mg



Question No:11

Which of the following is an organometallic compound :

[A] Ti(OCOCH3 ) 4
[B] Ti(OC6 H5 ) 4
[C] Ti(OC2 H5 ) 3C2 H5
[D] [Fe(CN) 6 ] 4–



Question No:12

Which of the following is organometallic compound

[A] Lithium methoxide
[B] Lithium acetate
[C] Methyl lithium
[D] Lithium carbonate



Question No:13

Which of the following statement is/are wrong:-
Al4C3 is an organometallic compound
Metal carbonyls are organometallic compounds
TEL is bonded organometallic compound
Frank land reagent is – bonded organometallic compound
The answer is:-

[A] c and d
[B] a and c
[C] a and b
[D] All are correct



Question No:14

Compounds which contain one or more metal carbon bonds are called :

[A] Organic compounds.
[B] Complex compounds.
[C] Metal carbides
[D] OMC compounds.



Question No:15

Which one of the following is used as a heterogeneous catalyst ?

[A] Wilkinson’s catalyst
[B] Tetraethyl lead
[C] Zeigler Natta catalyst
[D] Grignard’s reagent