1
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Change Language
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
MCQ (Single Correct Answer)
+4
-1
Change Language
The heat of combination of carbon to CO2 is $$-$$393.5 kJ/mol. The heat released upon formation of 35.2 g of CO2 from carbon and oxygen gas is
A
+ 315 kJ
B
$$-$$630 kJ
C
$$-$$ 3.15 kJ
D
$$-$$ 315 kJ
3
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Change Language
What is the pH of the resulting solution when equal volumes of 0.1 M NaOH and 0.01 M HCl are mixed?
A
2.0
B
7.0
C
1.04
D
12.65
4
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Change Language
Which one of the following pairs of solution is not an acidic buffer ?
A
CH3COOH and CH3COONa
B
H2CO3 and Na2CO3
C
H3PO4 and Na3PO4
D
HClO4 and NaClO4