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AIEEE Chemistry (2006)

AIEEE Chemistry (2006)
Created by Quizmagic Team on Jan 09, 2013 06:43 PM
This quiz has 25 questions of AIEEE chemistry exam of year 2006. This quiz will be a good preparation for the competitive examination.
Top 5 Scores
Avijit Bhunia
93
03:31
Anonymous
91
01:01
karthik.narayan.mohan
36
00:38
Anonymous
36
03:07
Anonymous
33
00:30
Questions
25
Minutes
15
High Score
93
03:31
Quiz Played
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Sample Questions

Question 1
Nickel (Z = 28) combines with a uninegative monodentate ligand Xto form a paramagnetic complex [NiX4]2-. The number of unpaired electron(s) in the nickel and geometry of this complex ion are, respectively
one, square planar
one, tetrahedral
two, tetrahedral
two, square planar
Question 2
Resistance of a conductivity cell filled with a solution of an electrolyte of concentration 0.1 M is 100 Ω. The conductivity of this solution is 1.29 S m1. Resistance of the same cell when filled with 0.2 M of the same solution is 520Ω. The molar conductivity of 0.02 M solution of the electrolyte will be
12.4 × 104 S m2 mol1
1240 × 104 S m2 mol1
124 × 104 S m2 mol1
1.24 × 104S m2 mol1
Question 3
Density of a 2.05 M solution of acetic acid in water is 1.02 g/mL. The molality of the solution is
0.44 mol kg1
1.14 mol kg1
3.28 mol kg1
2.28 mol kg1
Question 4
The ionic mobility of alkali metal ions in aqueous solution is maximum for
Li+
Rb+
K+
Na+
Question 5
18 g of glucose (C6H12O6) is added to 178.2 g of water. The vapour pressure of water for this aqueous solution at 100oC is
752.40 Torr
7.60 Torr
76.00 Torr
759.00 Torr
Question 6
(∆H−∆U) for the formation of carbon monoxide (CO) from its elements at 298 K is (R = 8.314 J K1 mol1)
1238.78 J mol1
2477.57 J mol1
–2477.57 J mol1
–1238.78 J mol1
Question 7
How many EDTA (ethylenediaminetetraacetic acid) molecules are required to make an octahedral complex with a Ca2+ ion?
One
Two
Three
Six
Question 8
Lanthanoid contraction is caused due to
the appreciable shielding on outer electrons by 5d electrons from the nuclear charge
the appreciable shielding on outer electrons by 4f electrons from the nuclear charge
the imperfect shielding on outer electrons by 4f electrons from the nuclear charge
the same effective nuclear charge from Ce to Lu
Question 9
Following statements regarding the periodic trends of chemical reactivity of the alkali metals and thehalogens are given. Which of these statements gives the correct picture?
Chemical reactivity increases with increase in atomic number down the group in both the alkalimetals and halogens
In alkali metals the reactivity increases but in the halogens it decreases with increase in atomicnumber down the group
The reactivity decreases in the alkali metals but increases in the halogens with increase in atomicnumber down the group
In both the alkali metals and the halogens the chemical reactivity decreases with increase inatomic number down the group
Question 10
The “spin-only” magnetic moment [in units of Bohr magneton,(µB)] of Ni2+ in aqueous solution wouldbe (Atomic number of Ni = 28)
4.9000000000000004
2.48
1.73
0
X
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