BSc Chemistry SEM V ATKT May 2018-19 ATKT CHEMISTRY SEMV CHEMISTRY PAPER II INORGANIC CHEMISTRY Question Paper - Mumbai University | munotes

Questions asked in this paper

• Please check whether you have got the right question paper
• 2. Figures to the right indicates full marks

1. Q3 Use of log tables/non-programmable calculator is allowed Attempt any three questions from the following
   • A. Explain the terms and symmetry elements and symmetry operations with suitable
   • B. Discuss the constituents of point group ith reference to boron trichloride molecule
   • C. What is Walse Correlation diagram ? Explain its use with suitable example. 5
   • D. On the basis of SALC principle, draw molecular orbital diagram for water molecule
   • E. Describe conductors and insulators on the basis of band theory. 5
   • F. Write a note on n type extrinsic semiconductor . 5
2. Q2 Attempt any three questions from the following
   • A. Show that packimg factor for fec lattice is 27/6 or 74%. 5
   • B. Differentiate between Schottky and Frankel defect. 5
   • C. Explain the unit cell and lattice constants with help of suitable diagram. 5
   • D. Give a brief account of fullerens. 5
   • E. What are the applications of superconductors 5
   • F. Discuss the Meissner effect for super conducting materials. 5
3. Q3 Attempt any three questions from the following
   • A. What are the inner transition elements ?Give their position in the periodic table. 5
   • B. Write names , general configuration , symbol and atomic number of lantahnides. 5
   • C. Give an account of lanthanide contraction. 5
   • D. Explain TBP method for the extraction of lantahnides. 5
   • E. Discuss the occurance of Uranium . Give any two properties and applications of
   • F. Define roasting and acid leaching for uranium . 5
4. Q4 Attempt any three from the following
   • A. Discuss the classification solvents with suitable examples. 5
   • B. With reference to liquid ammonia as a solvent , give two balanced equations for acid base and complex formation reactions. 5
   • C. State and explain geometry , hybridization of iodine pentafluride. 5 Discuss the method of preparation, properties and structure of thiocyanogene. 5
   • E. How does xenon hexafluoride prepared ? give any three properties and its exact
   • F. Write names atomic number and electronic configuration of 18 group elements. 5
5. Q5 Answer the following
   • A) Select and write the most appropriate answer 4
   • a) The rotation axis Cn for water is
   • iii) Cy
   • b) In D type points group D stand for . plane
   • c) Bond order of NO molecule is
   • d) The insulators have . Forbidden energy gap
   • i) small iii) no
   • A) State whether the following statements are true or false. 4
   • p) Improper rotational axis of symmetry is denoted by symbol Sn
   • q) BCl3 molecule belongs to C3V point group
   • r) In water molecule Oxygen is the central atom n-type extrinsic semiconductors are obtained by adding small quantity of a
   • B) Select and write most appropriate answer. 4
   • a) A point in crystal lattice signifies
6. Q1 Size of particles ii) position of particles position of center of particles
   • b) ZnS is an example of ------------------ defects
   • c) Superconductors whose critical temperature is above 77k is called
   • d) Carbon in C60 have ----------------- hybridization
   • B) State whether the following statements are true or false. 4
   • p) The effect out the flux lines of magnetic field is known as Meissner effect
   • q) Efficiency of packing is expressed in terms of atomic packing factor
   • r) has a critical temperature 22.3 K
   • s) Prototype train floats on magnetic field and built up using Superconducting
   • C) Select and write most appropriate answer 4
   • a) The electronic configuration of Sm is
   • b) . is a colourless lanthanide ion
   • i)Eu** iii)
   • C) . 18 the member of actinide series
   • d) One of the important mineral from which Uranium is extracted
   • C) State whether the following statements are true or false. 4
   • p) Pure Uranium is malleable and ductile
   • q) Lanthanide have weaker tendency to form complexes
   • r) Lantahnide contraction observed only for trivalent lanthanide ion
   • s) Cerium has atomic number 58
   • D) Select and write most appropriate answer 3
   • a) . dissolves alkali metals and gives blue colour solution
   • b) Bromine trifluoride have . type of interhalogen
   • D) State whether the following statements are true or false. 3
   • p) Cynogene is a colourless poisonous gas soluble in water
   • q) Formation of Super Critical Liquid phase of substance can be describe by phase
   • r) Nonionising solvents are practically polar

Read from the scan above, so a character or two may differ. The scan is the original.