FACULTY RECRUITMENT TEST
CAT-D (ASCENT)
CHEMISTRY (PAPER-I)
Time: 60 Minutes.
Maximum Marks: 40
Name:....................................................................................................
Marks:
Subject: ................................................................................................
Instructions:
 Attempt all questions.
 This question paper has 2 Sections A & B. Each question of Section - A carries 2 marks and
that of Section – B carries 4 marks each.
 Calculators and log tables are not permitted
SECTION – A
1.
(i) Arrange the size of cation in the following compounds in decreasing order: FeO , Fe2O3
(ii) Which is more reactive: K or Al?
2.
The vapour density of a mixture containing NO2 and N2O4 is 38.3 at 27oC. Calculate the moles of NO2
in 100 g of the mixture.
3.
What is the pH of 10
4.
(a) In which climate tin cannot be used as a structural metal and why?
(b) What is the significance of Pyrometallurgy?
5.
Arrange the following in order of their:
(a) Increasing basic nature;
H2O, OH-, CH3OH, CH3O(b) Increasing acid character:
CO2, N2O5, SiO2, SO3
6.
What happens when lactic acid is treated with Fenton’s reagent?
7.
Alveoli are tiny sacs in the lungs whose average diameter is 5  10-5 m. Consider an oxygen molecule
-26
(5.3  10 kg) trapped within a sac. Calculate uncertainty in the velocity of oxygen molecule.
How many P—O bonds and how many lone pairs respectively are present in P4O6 molecule. Also
draw its structure.
8.
–7
mol litre
–1
o
HCl at 25 C?
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04FRTASC-CH-2009-2010-[PAPER– 1]2
9.
Lithium forms body centred cubic crystals. Calculate the atomic radius of lithium if the length of the
side of a unit cell of lithium is 351 pm.
10.
131
I has half life period 13.3 hour. After 79.8 hour, what fraction of
131
I will remain?
SECTION – B
1.
Define.
(i) Annealing
(ii) Tempering
(iii) What is Law of equilibrium? Find out the expression for equilibrium constant for the reaction.
MgCO3  s 
MgO  s   CO2  g
2.
Prepare butane from Chloroethane using the Corey-House synthesis.
3.
3.68 g of a mixture of Calcium carbonate and magnesium carbonate when heated strongly leaves
1.92 g of white residue. Find the percentage composition of the mixture.
4.
Give the IUPAC name of the following compounds:
O
O
5.
(A)
(B)
(C)
(D)
Give the following products:
PCl5
Cl2
Acetone
I2 + NaOH
Fehling solution
A
B
C
D

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