Ionic Equilibrium(Weak and Strong Electrolytes, Ionization of Electrolytes, Various Concepts of Acids and Bases...) NEET Questions

Physical Chemistry - Equilibrium

Ionic Equilibrium(Weak and Strong Electrolytes, Ionization of Electrolytes, Various Concepts of Acids and Bases...) MCQ Questions


7.
According to Bronsted-Lowry concept, a base is:
A.
An electron pair acceptor
B.
A proton acceptor
C.
An electron pair donor
D.
A proton donor
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ANSWER :
B. A proton acceptor
8.
The conjugate base of H2SO4 is:
A.
SO4^2-
B.
H3SO4+
C.
HSO4-
D.
H2SO3
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ANSWER :
C. HSO4-
9.
The conjugate acid of NH3 is:
A.
NH4OH
B.
N2H4
C.
NH4+
D.
NH2-
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ANSWER :
C. NH4+
10.
Which of the following is the conjugate acid of HCO3-?
A.
CO3^2-
B.
CO2
C.
H2CO3
D.
H3CO3+
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ANSWER :
C. H2CO3
11.
Which species can act both as Bronsted acid and Bronsted base?
A.
HCO3-
B.
Cl-
C.
Na+
D.
CH4
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ANSWER :
A. HCO3-
12.
If the conjugate base of an acid is a weak base, then the acid is:
A.
A neutral compound
B.
A strong acid
C.
A weak acid
D.
A salt
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ANSWER :
B. A strong acid