Coordination Compounds — practice questions
92 curated practice questions from Coordination Compounds (Chemistry Class 12, CBSE) — 92 easy. Every question includes the final answer free; step-by-step worked solutions with a free account.
- Low spin tetrahedral complexes are not formed because
- When aqueous solution of potassium fluoride is added to the blue coloured aqueous CuSO 4 solution, a green precipitate…
- The spin only magnetic moment value of Cr(CO) 6 is
- Which of the following complexes exists as pair of enantiomers?
- Which of the following will not show geometrical isomerism?
- Match the complexes given in column I with the oxidation states of central metal atoms and mark the appropriate choice…
- Arrange the following complexes in increasing order of conductivity of their solutions. (i) [Co(NH 3 ) 3 Cl 3 ] (ii)…
- What type of isomerism exists in the following pairs of complexes. (i) [Co(NH 3 ) 5 NO 3 ]SO 4 and [Co(NH 3 ) 5 SO 4…
- When one mole of each of the following complexes is treated with excess of AgNO 3 which will give maximum amount of…
- Among the following compounds which is both paramagnetic and coloured?
- Arrange the following in increasing value of magnetic moments. (i) [Fe(CN) 6 ] 4– (ii) [Fe(CN) 6 ] 3– (iii) [Cr(NH 3 )…
- Hexacyano complexes of metals in their +2 oxidation state are usually yellow while the corresponding hexaaqua compounds…
- Using valence bond theory, the complex [Cr(H 2 O) 6 ] 3+ can be described as
- Which of the following statements is/are correct? (i) In octahedral complexes, t 2 g orbitals possess low energy as…
- CuSO 4 ⋅ 5H 2 O is blue in colour while CuSO 4 is colourless due to
- When excess of aqueous KCN solution is added to an aqueous solution of copper sulphate, the complex [Cu(CN) 4 ] 2– is…
- Which of the following isomers will give white precipitate with BaCl 2 solution ?
- The number of unpaired electrons in [Ni(CO) 4 ] is
- The correct IUPAC name of the coordination compound K 3 [Fe(CN) 5 NO] is
- Two isomers of a compound Co(NH 3 )Cl 3 ( MA 3 B 3 type) are shown in the figures. The isomers can be classified as
- In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice…
- How many geometrical isomers are there for [Co(NH 3 ) 2 Cl 4 ] – , octahedral and [AuCl 2 Br 2 ] – , square planar?
- Few isomers are given below. Mark the correct statement regarding their isomerism. (i) [Cr(H 2 O) 6 ]Cl 3 (ii) [Cr(H 2…
- Fill in the blanks: According to Werner’s coordination theory, there are _________ kinds of valency, _________ and…
- What will be the correct order of absorption of wavelength of light in the visible region for the complexes, [Co(NH 3 )…
- The magnitude of CFSE (Crystal Field Splitting Energy, Δ o ) can be related to the configuration of d -orbitals in a…
- Which of the following statements is incorrect regarding the importance of coordination compounds in biological systems?
- A coordination compound CrCl 3 ⋅4H 2 O gives white precipitate of AgCl with AgNO 3 . The molar conductance of the…
- CrCl 3 ⋅ 6H 2 O exists in different isomeric forms which show different colours like violet and green. This is due to
- Which of the following complexes will have tetrahedral shape?
- Which of the following ligands will not show chelation?
- The magnitude of magnetic moment (spin only) of [NiCl 4 ] 2– will be
- A brown ring is formed in the ring test for NO 3 – ion. It is due to the formation of
- The number of ions given by [Pt(NH 3 ) 6 ]Cl 4 in aqueous solution will be
- Electronic configuration of [Cu(NH 3 ) 6 ] 2+ on the basic of crystal field splitting theory is
- Which of the following shows maximum number of isomers?
- Mark the correct labelling of different terms used in coordination compounds,
- Hexaamminenickel(II) hexanitrocobaltate(III) can be written as
- What are the correct oxidation state, coordination number, configuration, magnetic character and magnetic moment of K 4…
- [Fe(CN) 6 ] 4– and [Fe(H 2 O) 6 ] 2+ show different colours in dilute solution because
- In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice…
- The name of the linkage isomer of [Co(NH 3 ) 5 NO 2 ]Cl 2 will be
- Match the examples given in column I with the shapes of the compounds given in column II with and mark the appropriate…
- Give reason for the statement. ‘[Ni(CN) 4 ] 2– is diamagnetic while [NiCl 4 ] 2– is paramagnetic in nature.’
- When excess of ammonia is added to copper sulphate solution, the deep blue coloured complex is formed. The complex is
- The correct energy level diagram for [Co(CN) 6 ] 3– is
- The hybridisation state of the central atom and shape of the molecules is given below. Mark the incorrect combination.
- Which of the following compounds exhibits linkage isomerism?
- The correct IUPAC name of the following compound is [Cr(NH 3 ) 5 (NCS)] [ZnCl 4 ]
- In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice…
- Consider the following isomers. (i) [Pt(NH 3 ) 4 Cl 2 ]Br 2 (ii) [Pt(NH 3 ) 4 Br 2 ]Cl 2 (iii) [Co(NH 3 ) 4 Cl 2 ]NO 2…
- Match the complex ions given in column I with their colour given in column II and mark the appropriate choice. Column I…
- In which of the following compounds, the transition metal is in oxidation state of zero?
- Mark the correct statements regarding the geometry of complex ions. (i) The geometry of the complex ion depends upon…
- [Co(C 2 O 4 ) 3 ] 3– is a diamagnetic complex because
- Match the column I with column II and mark the appropriate choice. Column I Column II (A) [Fe(CN) 6 ] 3– (i) Zero (B)…
- Which of the following energy level diagram for [FeF 6 ] 3– is correct on the basis of crystal field theory?
- The formula of the complex diamminechloro(ethylenediamine)nitroplatinum(IV) chloride is
- Which of the following does not depict the correct name of the compound?
- Which of the following complexes will show maximum paramagnetism?
- The increasing order of crystal field splitting strength of the given ligands is
- Which of the following sets of examples and geometry of the compounds is not correct?
- For the square planar complex [ M abcd ] where M is the central atom and a , b , c , d are monodentante ligands, the…
- [Pt(NH 3 ) 4 ] [CuCl 4 ] and [Cu(NH 3 ) 4 ] [PtCl 4 ] are known as
- A coordination compound X gives pale yellow colour with AgNO 3 solution while its isomer Y gives white precipitate with…
- [FeF 6 ] 3– is paramagnetic due to presence of unpaired electrons in the complex. The five electrons remain unpaired…
- Which of the following rules is not correct regarding IUPAC nomenclature of complex ions?
- Bond angle in H 2 O (104.5°) is higher than the bond angle of H 2 S (92.1°). The difference is due to
- [Co(NH 3 )Cl( en ) 2 ] 2+ shows two geometrical isomers cis and trans . Which of the following statements is correct?
- Which of the following pairs of isomers is not correctly matched with its type of isomerism?
- Among the following, which are ambidentate ligands? (i) SCN – (ii) NO 3 – (iii) NO 2 – (iv) C 2 O 4 2–
- Which of the following descriptions about [FeCl 6 ] 4– is correct about the complex ion?
- Which of the following statements is correct for [Mn(CN) 6 ] 3– according to valence bond theory?
- The hybridisation of sulphur in sulphur hexafluoride is
- Copper sulphate dissolves in ammonia due to the formation of
- Which of the following primary and secondary valencies are not correctly marked against the compound?
- Ammonia acts as a very good ligand but ammonium ion does not form complexes because
- Which of the following shall form an octahedral complex?
- Match the column I with column II and mark the appropriate choice. Column I (Complex) Column II (Isomerism) (A) [Co(NH…
- The ligand N(CH 2 CH 2 NH 2 ) 3 is
- The charges x and y on the following ions are (i) [Co(NH 3 ) 2 Cl 4 ] x (ii) [Fe(CN) 6 ] y (Oxidation state of Co is +3…
- Match the following with the metal present in it and mark the incorrect match.
- Match the column I with column II and mark the appropriate choice. Column I Column II (A) Estimation of hardness of…
- Match the column I with the column II and mark the appropriate choice. Column I Column II (A) Analytical chemistry (i)…
- The CFSE for octahedral [CoCl 6 ] 4– is 18,000 cm –1 . The CFSE for tetrahedral [CoCl 4 ] 2– will be
- Ammonia reacts with boron trifluoride to form an adduct. The bonding between NH 3 and BF 3 is
- Correct formula of tetraamminechloronitroplatinum(IV) sulphate can be written as
- The correct IUPAC name of [Pt(NH 3 ) 2 Cl 2 ] is
- Which of the following species is not expected to be a ligand?
- Which of the following statements is correct about [Co(H 2 O) 6 ] 2+ complex?
- The hybridisation involved in [Co(C 2 O 4 ) 3 ] 3– is
- Ammonia is used in detection of Cu 2+ ion because