1
AIEEE 2007
MCQ (Single Correct Answer)
+4
-1
The pKa of a weak acid (HA) is 4.5. The pOH of an aqueous buffered solution of HA in which 50% of
the acid is ionized is :
2
AIEEE 2007
MCQ (Single Correct Answer)
+4
-1
In a sautrated solution of the sparingly soluble strong electrolyte AgIO3 (Molecular mass = 283) the
equilibrium which sets in is
AgIO3(s) $$\leftrightharpoons$$ Ag+(aq) + $$IO_3^-$$
If the solubility product constant Ksp of AgIO3 at a given temperature is 1.0 $$\times$$10−8, what is the mass of AgIO3 contained in 100 ml of its saturated solution?
AgIO3(s) $$\leftrightharpoons$$ Ag+(aq) + $$IO_3^-$$
If the solubility product constant Ksp of AgIO3 at a given temperature is 1.0 $$\times$$10−8, what is the mass of AgIO3 contained in 100 ml of its saturated solution?
3
AIEEE 2007
MCQ (Single Correct Answer)
+4
-1
The first and second dissociation constants of an acid H2A are 1.0 $$\times$$ 10−5
and 5.0 $$\times$$ 10−10 respectively. The overall dissociation constant of the acid will be :
4
AIEEE 2005
MCQ (Single Correct Answer)
+4
-1
What is the conjugate base of OH-?
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