50+ NEET MCQ Questions Coordination Compounds Elements with Solutions

Here we will provide you the 50+ MCQ Questions of Coordination Compounds for NEET-UG. Surface Chemistry  is the chapter 7 in Class XII or Class 12 Chemistry NCERT Unit Coordination Compounds NEET (conducted by NTA) is based on the NCERT book.

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These 50+ MCQ questions are selected by the experts of studyrate.in and these are more difficult questions, which will help you to better understand Coordination Compounds  NEET MCQ Questions with Answers.

Coordination Compounds NEET MCQ


Which of the following is a monodentate ligand?
(A) NH3
(B) H2O
(C) CO
(D) CN-

Answer: (A)

The oxidation state of Co in K[Co(CN)6] is:
(A) +4
(B) +2
(C) +1
(D) -1

Answer: (B)

Complexes that do not contain any unpaired electrons are known as:
(A) high-spin complexes
(B) low-spin complexes
(C) spin-free complexes
(D) none of the above

Answer: (B)

The number of isomers possible for the complex [Co(en)(NH3)Cl2]+ are:
(A) 1
(B) 2
(C) 3
(D) 4

Answer: (C

Which of the following is an example of bidentate ligand?
(A) H2O
(B) NH3
(C) C2O4(2-)
(D) Cl-

Answer: (C)

The IUPAC name of the complex ion [Cr(CN)6]3- is:
(A) hexacyanochromite(III) ion
(B) tricyanochromium(III) ion
(C) hexacyanochromate(III) ion
(D) tricyanochromite(III) ion

Answer: A) It is a metalloid

The coordination number of the central metal atom in a square planar complex is:
(A) 4
(B) 5
(C) 6
(D) 7

Answer: (A)

Which of the following is an example of a chelating agent?
(A) NH3
(B) CO
(C) EDTA
(D) Cl-

Answer: (C)

The geometry of the complex [Cu(NH3)4]2+ is:
(A) tetrahedral
(B) square planar
(C) octahedral
(D) trigonal bipyramidal

Answer: (C)

Which among the following forms a dative covalent bond in a coordination compound?
(A) Ligand
(B) Central metal atom
(C) Both ligand and central atom form dative covalent bond
(D) Neither ligand nor central atom form dative covalent bond.

Answer: (B)

The magnetic moment of the complex ion [Fe(H2O)6]2+ is:
(A) 4.7 BM
(B) 1.7 BM
(C) 5.9 BM
(D) 0 BM

Answer: (B) Note: The magnetic moment value of 1.7 BM indicates that the complex has unpaired electrons and hence it is paramagnetic in nature.


The number of geometrical isomers possible for [Co(en)2Cl2]+ are
(a) 0
(b) 1
(c) 2
(d) 3

Answer: (c) 2

Which of the following complexes will have the highest spin-only magnetic moment value?
(a) [Co(H2O)6]3+
(b) [Co(H2O)6]2+
(c) [Co(NH3)6]3+
(d) [Co(NH3)6]2+

Answer: (d) [Co(NH3)6]2+d

Which of the following is NOT a chelating ligand?
(a) EDTA
(b) CN−
(c) C2O42−
(d) NH3

Answer: (d) NH3

The IUPAC name of [Cr(NH3)3Cl3] is
(a) triamminetrichlorochromium(III)
(b) triamminetricarbonatochromium(III)
(c) triamminetrichlorochromium(IV)
(d) triamminetricarbonatochromium(IV)

Answer: (a) triamminetrichlorochromium(III)

The number of isomers possible for [Co(NH3)4Br2]+ are
(a) 2
(b) 3
(c) 4
(d) 6

Answer: (d) 6

Which of the following complex ions is NOT expected to exhibit geometrical isomerism?
(a) [Co(en)2(H2O)2]2+
(b) [Co(en)3]3+
(c) [Co(NH3)4Cl2]+
(d) [Co(en)2Cl2]+

Answer: (b) [Co(en)3]3+

Which of the following is NOT a coordination entity?
(a) [Fe(CN)6]3−
(b) [Fe(CN)6]4−
(c) [Fe(H2O)6]2+
(d) [Fe(H2O)6]3+

Answer: (a) [Fe(CN)6]3−

The IUPAC name of [Co(NH3)5SO4]Br is
(a) pentaamminesulphatocobalt(II) bromide
(b) pentaamminesulphatocobalt(III) bromide
(c) pentaamminesulphato-N-coabalt(II) bromide
(d) pentaamminesulphato-N-coabalt(III) bromide

Answer: (c) pentaamminesulphato-N-coabalt(II) bromide

Which of the following is NOT a coordination number?
(a) 4
(b) 5
(c) 8
(d) 9

Answer: (d) 9

Which of the following compounds is expected to have the highest value of magnetic moment?
(a) [Cr(NH3)6]Cl3
(b) [Cr(NH3)6]Cl2
(c) [Cr(en)3]Cl3
(d) [Cr(CN)6]3−

Answer: (d) [Cr(CN)6]3−/div>

Which of the following is not a bidentate ligand?
a. Ethylenediammine
b. Glycinate
c. Oxalate
d. Cyanide

Answer: d

The metal which exhibits highest oxidation state in Group 15 is:
a. Nitrogen
b. Phosphorus
c. Arsenic
d. Bismuth

Answer: c

Which of the following statements is correct for [Co(NH3)6]3+ complex ion?
a. It is diamagnetic
b. It has a magnetic moment corresponding to three unpaired electrons
c. It shows geometrical isomerism
d. It can show optical isomerism

Answer: b

Which of the following complexes will show zero crystal field stabilization energy (CFSE)?
a. d5 complex
b. d8 complex
c. d9 complex
d. d10 complex

Answer: c

Answer: c

Which of the following statements is correct for the complex [Co(NH3)4(CN)2]+?
a. It is a square planar complex with sp^3d^2 hybridization
b. It shows linkage isomerism
c. The CN ligands act as ambidentate ligands
d. Both b and c

Answer: d

Which of the following is not used as a test to distinguish between Fe2+ and Fe3+ ions in solution?
a. Potassium ferrocyanide test
b. Prussian blue test
c. Chromyl chloride test
d. Thiocyanate test

Answer: c

We hope there NEET MCQ of Class 12 Coordination Compounds will help you to score an excellent rank in NEET-UG. If you have any queries feel free to write in the comments section. We at Study Rate are always ready to serve our students.

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