1
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Change Language
Decreasing order of stability of O2, O2$$-$$, O2+ and O22$$-$$ is
A
O22$$-$$  >  O2$$-$$  >  O2  >  O2+
B
O2  >  O2+  >  O22$$-$$  >  O2$$-$$
C
O2$$-$$  >  O22$$-$$  >  O2+  >  O2
D
O2+  >  O2  >  O2$$-$$  >  O22$$-$$
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
If the equilibrium constant for

N2(g) + O2(g) $$\rightleftharpoons$$ 2NO(g) is K, the equilibrium

constant for

$${1 \over 2}$$ N2(g) + $${1 \over 2}$$O2(g) $$\rightleftharpoons$$ NO(g) will be
A
$${1 \over 2}$$ K
B
K
C
K2
D
K1/2
4
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
EXAM MAP