1
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
The density of a solution prepared by dissolving 120 g of urea (mol. Mass = 60 u ) in 1000g of water is 1.15 g/mL. The molarity of this solution is :
A
0.50 M
B
1.78 M
C
1.02 M
D
2.05 M
2
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
2–Hexyne gives trans–2–Hexene on treatment with :
A
Pt/H2
B
Li/NH3
C
Pd/BaSO4
D
LiAlH4
3
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
Which branched chain isomer of the hydrocarbon with molecular mass 72u gives only one isomer of mono substituted alkyl halide ?
A
Tertiary butyl chloride
B
Neopentane
C
Isohexane
D
Neohexane
4
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
The equilibrium constant (KC) for the reaction N2(g) + O2(g) $$\to$$ 2NO(g) at temperature T is 4 $$\times$$ 10–4. The value of KC for the reaction, NO(g) $$\to$$ 1/2N2(g) + 1/2O2(g) at the same temperature is :
A
0.02
B
2.5 $$\times$$ 102
C
4 $$\times$$ 10-4
D
50.0
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