1
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Ionisation constant of CH3COOH is 1.7 $$ \times $$ 10$$-$$5 and concentration of H+ ions is 3.4 $$ \times $$ 10$$-$$4. Then find out initial concentration of CH3COOH molecules.
A
3.4 $$ \times $$ 10$$-$$4
B
3.4 $$ \times $$ 10$$-$$3
C
6.8 $$ \times $$ 10$$-$$4
D
6.8 $$ \times $$ 10$$-$$3
2
AIPMT 2001
MCQ (Single Correct Answer)
+4
-1
Correct relation between dissociation constants of a dibasic acid is
A
Ka1 = Ka2
B
Ka1 > Ka2
C
Ka1 < Ka2
D
Ka1 = $${1 \over {{K_{{a_2}}}}}$$
3
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Conjugate acid of NH2$$-$$ is
A
NH4OH
B
NH4+
C
NH2$$-$$
D
NH3
4
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
For any reversible reaction, if we increase concentration of the reactants, then effect on equilibrium constant
A
depends on amount of concentration
B
unchange
C
decrease
D
increase
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