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Set 6 of 20 · Questions 151-180 of 596

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JEE Main Chemistry · Coordination Compounds · Set 6 (Q151-180)

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  1. 151.
    The electron configurations of and are and respectively Which one of the following aqua complexes will exhibit the minimum paramagnetic behaviour?
    1. (1)
    2. (2)
    3. (3)
    4. (4)
  2. 152.
    Element not present in Nessler's reagent is
    1. (1)N
    2. (2)Hg
    3. (3)I
    4. (4)K
  3. 153.
    and are the examples of what type of isomerism?
    1. (1)Ionisation isomerism
    2. (2)Linkage isomerism
    3. (3)Coordination isomerism
    4. (4)Solvate isomerism
  4. 154.
    Which of the following complex ions has electrons that are symmetrically filled in both and orbitals ?
    1. (1)
    2. (2)[Mn(CN)]
    3. (3)
    4. (4)[Co()]
  5. 155.
    The atomic number of cobalt is 27 . The EAN of cobalt in is
    1. (1)35
    2. (2)24
    3. (3)36
    4. (4)34
  6. 156.
    The difference in the number of unpaired electrons of a metal ion in its high-spin and low-spin octahedral complexes is two. The metal ion is:
    1. (1)
    2. (2)
    3. (3)
    4. (4)
  7. 157.
    Given below are two statements:
    Statement (I): A solution of is green in colour.
    Statement (II): A solution of is colourless.
    In the light of the above statements, choose the most appropriate answer from the options given below:
    1. (1)Both Statement I and Statement II are incorrect
    2. (2)Both Statement I and Statement II are correct
    3. (3)Statement I is incorrect but Statement II is correct
    4. (4)Statement I is correct but Statement II is incorrect
  8. 158.
    Which complex cannot ionise in solution?
    1. (1)
    2. (2)
    3. (3)
    4. (4)
  9. 159.
    Identify from the following species in which hybridization is shown by central atom:
    1. (1)
    2. (2)
    3. (3)
    4. (4)
  10. 160.
    The correct statement(s) regarding the binary transition metal carbonyl compounds is (are) (Atomic numbers: Fe = 26, Ni = 28)
    1. (1)Total number of valence shell electrons at metal centre in Fe or Ni is 16
    2. (2)These are predominantly low spin in nature
    3. (3)Metal–carbon bond strengthens when the oxidation state of the metal is lowered
    4. (4)The carbonyl C−O bond weakens when the oxidation state of the metal is increased
  11. 161.
    The coordination numbers of and in and respectively, are: ethane diamine
    1. (1) and
    2. (2) and
    3. (3) and
    4. (4) and
  12. 162.
    The crystal field stabilization energy of and
    1. (1) and
    2. (2) and
    3. (3) and
    4. (4) and
  13. 163.
    Crystal Field Splitting Energy (CFSE) for is . The Crystal Field Splitting Energy (CFSE) for will be
    1. (1)
    2. (2)
    3. (3)
    4. (4)
  14. 164.
    Which from following formulae is of sodium hexanitrocobaltate(III)?
    1. (1)
    2. (2)
    3. (3)
    4. (4)
  15. 165.
    Which of the following complex ions is expected to absorb visible light?.
    1. (1)
    2. (2)
    3. (3)
    4. (4)At. nos.
  16. 166.
    The correct order for the wavelength of absorption in the visible region is :
    1. (1)[Ni(NO2)6]4– < [Ni(NH3)6]2+ < [Ni(H2O)6]2+
    2. (2)[Ni(NO2)6]4– < [Ni(H2O)6]2+ < [Ni(NH3)6]2+
    3. (3)[Ni(H2O)6]2+ < [Ni(NH3)6]2+ < [Ni(NO2)6]4+
    4. (4)[Ni(NH3)6]2+ < [Ni(H2O)6]2+ < [Ni(NO2)6]4–
  17. 167.
    Which one of the following complexes will most likely absorb visible light ?
    (At nos. Sc = 21, Ti = 22, V = 23, Zn = 30)
    1. (1)[Sc(O)]
    2. (2)[Ti()]
    3. (3)[V()]
    4. (4)[Zn()]
  18. 168.
    The correct order for wavelengths of light absorbed in the complexions , and is
    1. (1)
    2. (2)
    3. (3)
    4. (4)
  19. 169.
    In which of the following coordination compounds, the central metal ion is in zero oxidation state?
    1. (1)
    2. (2)
    3. (3)
    4. (4)
  20. 170.
    The incorrect statement among the following is :
    1. (1)is a reducing agent
    2. (2)Red colour of ruby is due to the presence of
    3. (3)is an amphoteric oxide
    4. (4)is an oxidizing agent
  21. 171.
    Among [Ni], , [Co()]Cl, [], and , the total number of paramagnetic compounds is :
    1. (1)2
    2. (2)3
    3. (3)4
    4. (4)5
  22. 172.
    The correct order of spin-only magnetic moments among the following is :
    (Atomic number : Mn = 25, Co = 27, Ni = 28, Zn = 30)
    1. (1) > > >
    2. (2) > > >
    3. (3) > > >
    4. (4) > > >
  23. 173.
    Which of the following system in an octahedral complex has maximum unpaired electrons?
    1. (1) (high spin)
    2. (2) (low spin)
    3. (3) (low spin)
    4. (4) (high spin)
  24. 174.
    Match the metals (column I) with the coordination compound(s)/enzyme(s) (column II):
    1. (1)
    2. (2)
    3. (3)
    4. (4)
  25. 175.
    IUPAC name of is
    1. (1)(Amino methane) chloro (diammine) platinum (II) chloride.
    2. (2)Chlorodiammine (methanamine) platinum (II) chloride.
    3. (3)Diamminechloro (methanamine) platinum (II) chloride.
    4. (4)Diamminechloro (methylamine) platinum (IV) chloride.
  26. 176.
    The complex, [Pt(Py)(NH3)BrCl] will have how many geometrical isomers ?
    1. (1)3
    2. (2)4
    3. (3)0
    4. (4)2
  27. 177.
    The complex ion having minimum magnitude of (CFSE) is
    1. (1)
    2. (2)
    3. (3)
    4. (4)
  28. 178.
    Consider the following metal complexes :




    The spin-only magnetic moment value of the complex that absorbs light with shortest wavelength is ____ B.M. (Nearest integer)
  29. 179.
    absorbs light of wavelength nm during a transition. The octahedral splitting energyfor the above complex is___. (Round off to the Nearest Integer).
  30. 180.
    Total number of moles of AgCl precipitated on addition of excess of to one mole each of the following complexes [Co()]Cl, [Ni], [Pt()] and [Pd] is