Question
Explain the IUPAC method of nomenclature coordination compounds with examples.

Answer

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Similar questions

  1. Account for the following:
  1. Mn2O7 is acidic whereas MnO is basic.
  2. Though copper has completely filled d-orbital (d10) yet it is considered as a transition metal.
  3. Actinoids show wide range of oxidation states.
  1. Write the preparation of potassium permanganate from pyrolusite ore (MnO2).
  1. What may be the possible oxidation states of the transition metals with the following d electronic configurations in the ground state of their atoms:

3d34s2, 3d54s2 and 3d6 4s3. Indicate relative stability of oxidation states in each case.

  1. Write steps involved in the preparation of (i) Na2CrO4 from chromite ore and (ii) K2MnO4 from pyrolusite ore.
  1. 30 g of urea (M = 60 g mol-1) is dissolved in 846 g of water. Calculate the vapour pressure of water for this solution if vapour pressure of pure water at 298 K is 23.8 mm Hg.
  2. Write two differences between ideal solutions and non-ideal solutions.
Match the compounds/elements given in Column I with uses given in Column II.

 
Column I (Compound/element)
 
Column II (Use)
(i)
Lanthanoid oxide
(a)
Production of iron alloy
(ii)
Lanthanoid
(b)
Television screen
(iii)
Misch metal
(c)
Petroleum cracking
(iv)
Magnesium based alloy is constituent of
(d)
Lanthanoid metal + iron
(v)
Mixed oxides of lanthanoids are employed
(e)
Bullets
 
 
(f)
In X-ray screen

 

Explain in detail the changing oxidation states of the elements of d group (transition elements) in the context of 3d series.
Explain with two examples each of the following: Coordination entity, ligand coordination number, coordination polyhedron, homoleptic and heteroleptic.
Explain the structure of starch and cellulose.
Concentration terms such as mass percentage, ppm, mole fraction and molality are independent of temperature, however molarity is a function of temperature. Explain.
The rate constant for the decompositon of N2O5 at various temperatures is given below :
$T /{ }^{\circ} C$020406080
$10^5 \times k / s ^{-1}$0.07871.7025.71782140
Draw a graph between In k and 1/T and calculate the values of A and Ea. Predict the rate constant at $30^{\circ}$ and $50^{\circ}C$.
(a). Give reasons for the following:
(i)The reaction of ethanol with acetyl chloride is carried out in the presence of pyridine.
(ii) Cresols are less acidic than phenol.
(b). Williamson's process is used for the preparation of ethers from alkyl halide. Identify the alkyl bromide and sodium alkoxide used for the preparation of 2- Ethoxy-3-methylpentane
(c). Convert:
(i) Toluene to 3-nitrobenzoic acid.
(ii) Benzene to m-nitroacetophenone.