1
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
The pH of a 0.1 molar solution of the acid HQ is 3. The value of the ionization constant, Ka of this acid is :
A
3 $$\times$$ 10–1
B
1 $$\times$$ 10–3
C
1 $$\times$$ 10–5
D
1 $$\times$$ 10–7
2
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Which of the following on thermal decomposition yields a basic as well as an acidic oxide?
A
NaNO3
B
KClO3
C
CaCO3
D
NH4NO3
3
AIEEE 2012
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Very pure hydrogen (99.9%) can be made by which of the following processes?
A
Reaction of methane with steam
B
Mixing natural hydrocarbons of high molecular weight
C
Electrolysis of water
D
Reaction of salt like hydrides with water
4
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
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