Important Questions of Coordination Compounds Chemistry | Zigya

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191.

The name of complex ion, [Fe(CN)6]3- is 

  • hexacyanoiron (III) ion

  • hexacyanitoferrate (III) ion

  • tricyanoferrate (III) ion

  • tricyanoferrate (III) ion

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192.

Which of the following carbonyl will have the strongest C- O bond? 

  • (Mn(CO)6+

  • Cr(CO)6

  • V (CO)6-

  • V (CO)6-

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193.

The pair of species of oxygen and their magnetic behaviours are noted below. Which of the following presents the correct description?

  • straight O subscript 2 superscript minus comma space straight O subscript 2 superscript 2 minus end superscript space minus space Both space diamagnetic
  • straight O to the power of plus comma space straight O subscript 2 superscript 2 minus end superscript space minus space Both space Paramagnetic
  • straight O subscript 2 superscript plus comma space straight O subscript 2 superscript space space minus space Both space paramagnetic
  • straight O subscript 2 superscript plus comma space straight O subscript 2 superscript space space minus space Both space paramagnetic
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194.

Which of the following complex compounds will exhibit highest paramagnetic behaviour ?

At. no. : Ti = 22, Cr = 24, Co = 27, Zn = 30

  • [Ti(NH3)6]3+

  • [Cr(NH3)6]3+

  • [Co(NH3)6]3+

  • [Co(NH3)6]3+

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195.

Number of possible isomers for the complex [Co(en)2Cl2]Cl will be 
(en =ethylenediamine)

  • 2

  • 1

  • 3

  • 3

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196.

The hybridization involved in complex [Ni(CN)4]2- is (Atomic number of Ni = 28)

  • dsp2

  • sp3

  • d2sp3

  • d2sp3

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197.

Which of the following complex ions is not expected to absorb visible light?

  • [Ni(CN)4]2-

  • [Cr(NH3)6]3+

  • [Fe(H2O)6]2+

  • [Fe(H2O)6]2+

1336 Views

198.

Crystal field stabilisation energy for high spin d4 octahedral complex is

  • -1.8 Δo

  • -1.6 Δo + P

  • -1.2 Δo

  • -1.2 Δo

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199.

The existence of two different coloured complexes with the composition of [Co(NH3)4Cl2]+ is due to 

  • linkage isomerism

  • geometrical isomerism

  • Coordination isomerism

  • Coordination isomerism

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200.

Which one of the following complexes is not expected to exhibit isomerism?

  • [Ni(NH3)(H2O)2]2+

  • [Pt(NH3)2Cl2]

  • [Ni(NH3)2Cl2]

  • [Ni(NH3)2Cl2]

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