JEE Questions for Chemistry Coordination Compounds Quiz 9 - MCQExams.com

The complex ion which has no ‘d’ electrons in the central metal atom is (At. No Cr =24, Mn = 25, Fe = 26, Co= 27
  • [MnO4]‒
  • [Co(NH3)6]3+
  • [Fe(CN)6]3‒
  • [Cr(H2O)6]3+
The correct order of hybridization of the central atom in the following species NH3, [PtCl4]2- PCl5 and BCl3 is (At. No. Pt = 78)
  • dsp2 , dsp3, sp2 and sp3
  • sp3 dsp2, dsp3 sp2
  • dsp2,sp2,sp3 dsp3
  • dsp2, sp3, sp2 dsp3
Which of the following will give maximum number of isomers ?

  • Chemistry-Coordination Compounds-3168.png
  • 2)
    Chemistry-Coordination Compounds-3169.png

  • Chemistry-Coordination Compounds-3170.png

  • Chemistry-Coordination Compounds-3171.png
Coordination number of Ni in [Ni(C2O4)3]4- is
  • 3
  • 6
  • 4
  • 5
Which of the following organometallic compound is σ and π bonded ?

  • Chemistry-Coordination Compounds-3173.png
  • 2)
    Chemistry-Coordination Compounds-3174.png

  • Chemistry-Coordination Compounds-3175.png

  • Chemistry-Coordination Compounds-3176.png
Which statement is incorrect?
  • Ni(CO)4 ‒ Tetrahedral, Paramagnetic
  • [Ni(CN)4]2‒ ‒ Square planar, diamagnetic
  • Ni(CO)4 ‒ Tetrahedral,diamagnetic
  • [NiCl4]2‒ ‒ Tetrahedral, paramagnetic
Which of the following will exhibit maximum ionic conductivity?
  • K4[Fe(CN)6]
  • [Co (NH3)6]Cl3
  • [Cu(NH3)4]Cl2
  • [Ni(CO)4]
Which of the following compounds exhibits linkage isomerism?
  • [C(en)3]Cl3
  • [Co(NH3)6][Cr(en)3]
  • [Co(en)2NO2Cl]Br
  • [Co(NH3)5Cl]Br2
IUPAC name of K3 [Fe(CN)6] Is
  • Potassium hexacyanoferrate (II)
  • Potassium hexacyanoferrate (III)
  • Hexacyanoferrate (III)
  • Potassium ferricyanide
Consider the following complex [Co(NH3)5CO3]ClO4 The coordination number, oxidation number, number of d-electorns and number of unpaired d- electrons on the metal are , respectively
  • 6, 3, 6, 0
  • 7, 2, 7, 1
  • 7, 1, 6, 4
  • 6, 2, 7, 3
The number of ions formed on dissolving one molecule of FeSO4(NH4)2SO4.6H2O is/are
  • 6
  • 3
  • 5
  • 4

Chemistry-Coordination Compounds-3182.png

  • Chemistry-Coordination Compounds-3183.png
  • 2)
    Chemistry-Coordination Compounds-3184.png

  • Chemistry-Coordination Compounds-3185.png

  • Chemistry-Coordination Compounds-3186.png
Atomic numbers of Cr and Fe are respectively 25 and 26. Which of the following is paramagnetic with the spin of the electron

  • Chemistry-Coordination Compounds-3187.png
  • 2)
    Chemistry-Coordination Compounds-3188.png

  • Chemistry-Coordination Compounds-3189.png

  • Chemistry-Coordination Compounds-3190.png
The hypothetical complex chlorodiaquatriamminecobalt (III) chloride can be represented as

  • Chemistry-Coordination Compounds-3191.png
  • 2)
    Chemistry-Coordination Compounds-3192.png

  • Chemistry-Coordination Compounds-3193.png

  • Chemistry-Coordination Compounds-3194.png
In the silver plating of copper, K [Ag(CN)2] is used instead of AgNO3.The reason is
  • A thin layer of Ag is formed on Cu
  • More voltage is required
  • Ag+ ions are completely removed from solution
  • Less availabiltiy of Ag+ ions, as Cu cannot displace Ag from [Ag(CN)2]‒ ion
A similarity between optical and geometrical isomerism is that
  • Each gives equal number of isomers for a given compound
  • If in a compound one is present then so is the other
  • Both are included in stereoisomerism
  • They have no similarity
A square planar complex is formed by hybridization of which atomic orbitals ?

  • Chemistry-Coordination Compounds-3195.png
  • 2)
    Chemistry-Coordination Compounds-3196.png

  • Chemistry-Coordination Compounds-3197.png

  • Chemistry-Coordination Compounds-3198.png
Which one of the following octahedral complexes does not show geometric isomerism? ( A and B are monodentate ligands)
  • [MA2B4]
  • [MA3B3]
  • [MA4B2]
  • [MA5B]
The formula of ferrocene is

  • Chemistry-Coordination Compounds-3199.png
  • 2)
    Chemistry-Coordination Compounds-3200.png

  • Chemistry-Coordination Compounds-3201.png

  • Chemistry-Coordination Compounds-3202.png
The ion which is not tetrahedral in shape is ?

  • Chemistry-Coordination Compounds-3203.png
  • 2)
    Chemistry-Coordination Compounds-3204.png

  • Chemistry-Coordination Compounds-3205.png

  • Chemistry-Coordination Compounds-3206.png
The complex used as an anticancer agent is
  • mer-[Co(NH3)3Cl3]
  • cis-[PtCl2(NH3)2]
  • cis-K2[PtCl2Br2]
  • Na2CoCl4
One mole of complex compound Co(NH3)5Cl3 gives 3 moles of ions on dissolution in water. One mole of the same complex reacts with two moles of AgNO3 solution to yield two moles of AgCl(s).The structure of the complex is
  • [Co(NH3)3Cl3].2NH3
  • [Co(NH3)4Cl2]Cl.NH3
  • [Co(NH3)4Cl]Cl2.NH3
  • [Co(NH3)5Cl]Cl2
In the coordination compound K4[Ni(CN)4], the oxidation state of nickel is
  • 0
  • +1
  • +2
  • -1
Brown ring test for nitrates is due to the formation of

  • Chemistry-Coordination Compounds-3207.png
  • 2)
    Chemistry-Coordination Compounds-3208.png

  • Chemistry-Coordination Compounds-3209.png

  • Chemistry-Coordination Compounds-3210.png
Which of the following complexs has the highest stability constant at 298 K
  • [CoCl4]2-
  • [CdBr4]2-
  • [CdI4]2-
  • [Cd(CN)4]2-
Which of the following metal ion is present in Ziegler-Natta catalyst ?
  • Fe2+
  • Zr4+
  • Rh+1
  • Ti4+
Which of the following is not optically active?

  • Chemistry-Coordination Compounds-3211.png
  • 2)
    Chemistry-Coordination Compounds-3212.png

  • Chemistry-Coordination Compounds-3213.png

  • Chemistry-Coordination Compounds-3214.png
The hybridization of central metal ion and shape of Wilkinson’s catalyst is
  • dsp2, square planar
  • sp3, tetrahedral
  • sp3d,trigonal bipyramidal
  • d2sp3, octahedral
The correct structure of ethylenediaminetetraacetic acid (EDTA) is

  • Chemistry-Coordination Compounds-3215.png
  • 2)
    Chemistry-Coordination Compounds-3216.png

  • Chemistry-Coordination Compounds-3217.png

  • Chemistry-Coordination Compounds-3218.png
Two isomers X and Y with the formula Cr(H2O)5ClBr2 were taken for experiment on depression in freezing point. It was found that one mole of X gave depression corresponding to 2 moles of particles and one mole of Y gave depression due to 3 moles of particles. The structural formula of X and Y respectively, are
  • [Cr(H2O)5 Cl]Br2; [Cr(H2O)4 Br2 ]Cl ∙ H2O
  • [Cr(H2O)5 Cl]Br2; [Cr(H2O)3 CIBr2 ∙ 2H2O]
  • [Cr(H2O)5 Br]BrCl; [Cr(H2O)4 ClBr]Br ∙ H2O
  • [Cr(H2O)5 Cl]Br2; [Cr(H2O)4 ClBr]Br ∙ H2O
  • [Cr(H2O)4 Br2 ]ClH2O; [Cr(H2O)5 Cl]Br2
0:0:1


Answered Not Answered Not Visited Correct : 0 Incorrect : 0

Practice Chemistry Quiz Questions and Answers