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DP IB Chemistry: HL

Topic Questions

Home / IB / Chemistry: HL / DP / Topic Questions / 13. The Periodic Table- Transition Metals (HL only) / 13.1 Transition Metals / Multiple Choice: Paper 1


13.1 Transition Metals

Question 1

Marks: 1

In which complexes does iron have an oxidation state of +3? 

  1.   [Fe(H2O)6]3+
  2.   [Fe(H2O)5(CN)]2+
  3.   [Fe(CN)6]3−
  • I and II only

  • I and III only

  • II and III only

  • I, II and III

Choose your answer
  

Question 2

Marks: 1

Which complex is likely to be colourless?

  • [Zn(H2O)6]Cl2

  • [NH4]2[Fe(H2O)6][SO4]2

  • K3[Co(CN)6]

  • [Ni(NH3)6][BF4]2

Choose your answer
  
Key Concepts
Transition Elements

Question 3

Marks: 1

Part of the spectrochemical series is shown. 

I< Cl < H2O < NH3 

Which statement can be correctly deduced from the series?

  • H2O increases the p–d separation more than Cl - 

  • H2O increases the d–d separation more than Cl -

  • A complex with NH3 is more likely to be blue than that with Cl - 

  • Complexes with water are always blue 

Choose your answer
  

Question 4

Marks: 1

Ammonia is a stronger ligand than water. Which statement is correct when concentrated aqueous ammonia solution is added to dilute aqueous copper(II) sulfate solution?

  • The d-orbitals in the copper ion split.

  • There is a smaller splitting of the d-orbitals.

  • Ammonia replaces water as a ligand.

  • The colour of the solution fades.

Choose your answer
  

Question 5

Marks: 1

Cobalt forms the complex [Co(NH3)5Cl]2+. Which statements are correct for this complex? 

  1.   The cobalt ion acts as a Lewis acid.
  2.   The cobalt ion has an oxidation state of +2.
  3.   There are 90° bond angles between the cobalt ion and the ligands.

  • I and II only 

  • I and III only

  • II and III only

  • I, II and III

Choose your answer