1
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Enthalpy change for the reaction,
4H(g)  $$ \to $$  2H2(g) is $$-$$869.6 kJ
The dissociation energy of H $$-$$ H bond is
A
434.8 kJ
B
$$-$$ 869.6 kJ
C
+ 434.8 kJ
D
+ 217.4 kJ
2
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
If the enthalpy change for the transition of liquid water to steam is 30 kJ mol$$-$$1 at 27oC, the entropy change for the process would be
A
10 J mol$$-$$1 K$$-$$1
B
1.0 J mol$$-$$1 K$$-$$1
C
0.1 J mol$$-$$1 K$$-$$1
D
100 J mol$$-$$1 K$$-$$1
3
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
The correct IUPAC name for the compound is

AIPMT 2011 Prelims Chemistry - Some Basic Concepts of Organic Chemistry Question 76 English
A
4-ethyl-3-propylhex-1-ene
B
3-ethyl-4-ethenylheptane
C
3-ethyl-4-propylhex-5-ene
D
3-(1 -ethylpropyl)hex- 1 -ene.
4
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Which of the following is least likely to behave as Lewis base?
A
H2O
B
NH3
C
BF3
D
OH$$-$$