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NEET Coordination Compounds PYQs with Solutions

891 previous year questions from Coordination Compounds (NEET UG Chemistry) with answers and solutions. Numbered list, year tags, and one-tap solutions — built for serious JEE / NEET practice.

891 questionsChemistry2001–2026Answers + solutions

About Coordination Compounds PYQs

Coordination Compounds has 891 previous year questions in the Quantrex Academy NEET UG Chemistry bank. The 220 questions in this list come from NEET (125), AIIMS (45), JIPMER (26) and 1 other source, spanning 2001 to 2026. Each question opens on its own page with the options, the correct answer and the worked solution where available.

NEET Coordination Compounds PYQs with Solutions

About Coordination Compounds PYQs

Questions by year (this list)

Coordination Compounds questions with solutions

[Ti(H_2O)_6]^ 2+ is a colored compound where as [Zn(H_2O)_6]^ 2+ is colorless, because

What is coordination number of central metal ion in cisplatin ?

Which of the following complexes exhibits solvate isomerism?

What type of ligand the ethylenediamine is?

Which of the following isomers is used in the treatment of cancer?

Identify the geometry and magnetic behavior of the complex [Ni(CO)_4] .

Identify the correct match from the following for coordinate complex (column A) and respective geometry (column B) Column A Coordination complex Column B Geometry (A). [Ni(CN)_4]^

Which type of complex is Diamminedichloroplatinum(II)?

Which atoms from EDTA are used to bind to metal ions during formation of complex?

Which of following ligands is present in a metal carbonyl complex?

What is the correct IUPAC name of K_3[Fe(CN)_6] ?

Which of the following is always a bidentate ligand?

Which of the following coordination compounds is not likely to show optical isomerism?

Find the hybridization and number of coordinate bonds formed in tetracyanonickelate(II) ion respectively.

What is the IUPAC name of K_3[Co(C_2O_4)_3] ?

What type of ligand the oxalate ion is?

Identify from the following a coordinate complex containing neutral ligand in it.

The IUPAC name of [CoCl(NH_3)_5]Cl_2 is:

Which of the following coordinate complexes contains one or more neutral ligand / ligands in its coordination sphere?

Why aqueous cobalt chloride solution when treated with conc. HCl develops a deep blue colored solution?

Identify the anionic sphere complex from following.

What quantity of AgCl is precipitated when one mole of Pentaamminecarbonatocobalt(III) chloride is treated with excess AgNO_3 (molar mass = 143.3 g mol^ -1 ) solution?

Identify homoleptic complex from following.

Identify the geometry of a complex compound [CoF_6]^ -3 .

According to crystal field theory, the correct order of ligands with respect to their decreasing order of field strength is

Match List I with List II : List I (Complex/ion) List II (Shape/geometry) A. [Pt(Cl_2)(NH_3)_2] I. Octahedral B. [Co(NH_3)_6]Cl_3 II. Trigonal bipyramidal C. [NiCl_4]^ 2- III.

The formula of tetraammineaquachloridocobalt(III) chloride is

Match List I with List II : List I (Complex) List II (Type of isomerism) A. [Pt(NH_3)_2Cl_2] I. Optical B. [Co(en)_3]^ 3+ II. Solvate C. [Co(NH_3)_5NO_2]Cl_2 III. Geometrical D.

Given below are two statements: Statement-I : [Fe(ox)_3]^ 3- is chiral. Statement-II : trans-[Cr(H_2O)_2(ox)_2]^- is chiral. (Given : oxH _2 = HOOC - COOH) In light of the above

The complex which has facial and meridional isomers is (Given : py = pyridine and en = H _2 N - CH _2- CH _2- NH _2 )

Among the species given below, the spin-only magnetic moment is highest for (Given : Atomic number of Ti =22 , Mn =25 , Fe =26 and Co =27 )

A 1:3 electrolyte in an aqueous solution is

Which one of the following is an ambidentate ligand ?

Which of the following are paramagnetic? A. [NiCl_4]^ 2- B. Ni(CO)_4 C. [Ni(CN)_4]^ 2- D. [Ni(H_2 O)_6]^ 2+ E. Ni(PPh_3)_4 Choose the correct answer from the options given below :

Match List-I with List-II List - I List - II A. Haber process (i) Fe catalyst B. Wacker oxidation (ii) PdCl_2 C. Wilkinson catalyst (iii) [(PPh_3)_3 RhCl] D. Ziegler catalyst (iv)

The correct order of the wavelength of light absorbed by the following complexes is, A. [Co(NH_3)_6]^ 3+ B. [Co(CN)_6]^ 3- C. [Cu(H_2 O)_4]^ 2+ D. [Ti(H_2 O)_6]^ 3+ Choose the

Out of the following complex compounds, which of the compound will be having the minimum conductance in solution?

Which of the following is not an ambidentate ligand?

[Mn_2(CO)_ 10 ] and [Co_2(CO)_8] structures have A. Metal-Metal linkage B. Terminal CO groups C. Bridging CO groups D. Metal in zero oxidation state Choose the correct answer from

Match List I with List II. Choose the correct answer from the options given below:

Given below are two statements : Statement I: Both [Co(NH_3)_6]^ 3+ and [CoF_6]^ 3- complexes are octahedral but differ in their magnetic behaviour. Statement II: [Co(NH_3)_6]^ 3+

Given below are two statements : Statement I : [Co(NH_3)_6]^ 3+ is a homoleptic complex whereas [Co(NH_3)_4 Cl_2]^ + is a heteroleptic complex. Statement II : Complex

Ethylene diaminetetraacetate ion is a/an:

Which amongst the following compounds will show geometrical isomerism?

Which of the following forms a set of a complex and a double salt, respectively?

Type of isomerism exhibited by compounds [Cr(H_2 O)_6] Cl_3,[Cr(H_2 O)_5 Cl^ Cl Cl_2 · H_2 O,[Cr(H_2 O)_4 Cl_2] Cl_2 . H_2 O. and the value of coordination number (CN) of central

Homoleptic complex from the following complexes is:

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R: Assertion A: Metallic sodium dissolves in liquid ammonia giving a deep blue

Which complex compound is most stable?

Match List-I with List-II : List-I (Complexes) List-II (Types) (a) [ CO ( NH_3)_5 NO_2] Cl_2 (i) ionisation and [ Co ( NH_3)_5 ONO] isomerism Cl_2 (b) [ Cr ( NH_3)_6] [ CO(CN)_6]

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): The metal carbon bond in metal carbonyls possesses both σ

Given below are two statements: Statement I: Cr^ 2+ is oxidising and Mn^ 3+ is reducing in nature. Statement II: Sc^ 3+ compounds are repelled by the applied magnetic field. In

The IUPAC name of the complex - [Ag ( H _ 2 O) _ 2 ] [Ag (CN) _ 2 ] is

The order of energy absorbed which is responsible for the color of complexes (A) [Ni ( H _ 2 O) _ 2 ( en ) _ 2 ] ^ 2 + (B) [Ni ( H _ 2 O) _ 4 ( en )] ^ 2 + and (C) [Ni ( en ) _ 3

Ethylene diaminetetraacetate (EDTA) ion is:

Match List - I with List - II. List-I List-II (a) [Fe ( CN ) _ 6 ] ^ 3 - (i) 5 . 92BM (b) [Fe ( H _ 2 O) _ 6 ] ^ 3 + (ii) 0BM (c) [ Fe ( CN ) _ 6 ] ^ 4 - (iii) 4 . 90BM (d) [Fe (

Match the coordination number and type of hybridisation with distribution of hybrid orbitals in space based on Valence bond theory. Coordination number and type of hybridisation

Which of the following is the correct order of increasing field strength of ligands to form coordination compounds?

Urea reacts with water to form A which will decompose to form B . B when passed through Cu ^ 2 + (aq) , deep blue colour solution C is formed. What is the formula of C from the

Correct increasing order for the wavelength of absorption in the visible region for the complexes of Co^ 3+ is

Which of the following complex is optically inactive?

Which one of the following complexes shows optical isomerism?

The magnetic moment of Ni^ 2+ ion (atomic number of Ni=28 ) in BM unit is

Which one follow 18 electron octet rule?

How many ions obtain after dissociation of this complex [Co(NH_3)_6] Cl_3 ?

Aluminium chloride in acidified aqueous solution forms a complex ' A ', in which hybridisation state of Al is ' B '. What are ' A ' and ' B ', respectively?

Which of the following species is not stable?

What is the correct electronic configuration of the central atom in K _ 4 [Fe (CN) _ 6 ] based on crystal field theroy?

The Crystal Field Stabilisation Energy (CFSE) for [CoCl_6]^ 4- is 18000 ~cm^ -1 . The CFSE for [CoCl_4]^ 2- will be

Which of the following is a pair of diamagnetic complexes?

Which of the following can be reduced easily?

Assertion : In Zeise's salt coordination number of Pt is five. Reason : Ethene is a bidentate ligand.

Which one of the following species is paramagnetic in nature?

In the complex, [Cr(NH_3)_4 Cl_2]^ + , the oxidation number of Cr is

Which one of the following ions exhibits d-d transition and paramagnetism as well?

What is the type of isomerism shown by the complex [ CoCl _ 2 (en) _ 2 ] ?