1
AIEEE 2004
MCQ (Single Correct Answer)
+4
-1
The limiting molar conductivities Λ° for NaCl, KBr and KCl are 126, 152 and 150 S cm2 mol-1 respectively. The Λ° for NaBr is
A
128 S cm2 mol-1
B
278 S cm2 mol-1
C
176 S cm2 mol-1
D
302 S cm2 mol-1
2
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
Standard reduction electrode potentials of three metals A,B&C are respectively +0.5 V, -3.0 V & -1.2 V. The reducing, powers of these metals are
A
A > B > C
B
C > B > A
C
A > C > B
D
B > C > A
3
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
When during electrolysis of a solution of AgNO3, 9650 coulombs of charge pass through the electroplating bath, the mass of silver deposited on the cathode will be :
A
10.8 g
B
21.6 g
C
108 g
D
1.08 g
4
AIEEE 2003
MCQ (Single Correct Answer)
+4
-1
Several blocks of magnesium are fixed to the bottom of a ship to :
A
make the ship lighter
B
prevent action of water and salt
C
prevent puncturing by under-sea rocks
D
keep away the sharks

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