1
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
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
Out of Syllabus
A gas such as carbon monoxide would be most likely to obey the ideal gas law at
A
low temperaures and high pressures
B
high temperatures and hgh pressures
C
low temperatures and low pressures
D
high temperature and low pressures.
3
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
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
4
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
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
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