1
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Conjugate acid of NH2$$-$$ is
A
NH4OH
B
NH4+
C
NH2$$-$$
D
NH3
2
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Which statement is wrong about pH and H+?
A
pH of neutral water is not zero.
B
Adding 1 N solution of CH3COOH and 1 N solution of NaOH, pH will be seven.
C
[H+] of dilute and hot H2SO4 is more than concentrated and cold H2SO4
D
Mixing solution of CH3COOH and HCl. pH will be less than 7.
3
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
4
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Equilibrium constant Kp for following reaction
MgCO3(s) $$\rightleftharpoons$$ MgO(s) + CO2(g)
A
Kp = PCO2
B
Kp = PCO2 $$ \times $$ $${{{P_{C{O_2}}} \times {P_{MgO}}} \over {{P_{MgC{O_3}}}}}$$
C
Kp = $${{{P_{C{O_2}}} + {P_{MgO}}} \over {{P_{MgC{O_3}}}}}$$
D
Kp = $${{{P_{MgC{O_3}}}} \over {{P_{C{O_2}}} + {P_{MgO}}}}$$
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