1
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Aqueous solution of which of the following compounds is the best conductor of electric current ?
A
Hydrochloric acid, HCl
B
Ammonia, NH3
C
Fructose, C6H12O6
D
Acetic acid, C2H4O2
2
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
A device that converts energy of combustion of fuels like hydrogen and methane, directly into electrical energy is known as
A
dynamo
B
Ni-Cd cell
C
fuel cell
D
electrolytic cell
3
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
The weight of silver (at. wt. = 108) displaced by a quantity of electricity which displaces 5600 mL of O2 at STP will be
A
5.4 g
B
10.8 g
C
54.0 g
D
108.0 g
4
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
When 0.1 mol MnO$$_4^{2 - }$$ is oxidised the quantity of electricity required to completely oxidise MnO$$_4^{2 - }$$ to MnO$$_4^ - $$ is
A
96500 C
B
2 $$ \times $$ 96500 C
C
9650 C
D
96.50 C
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