Question

Classify the following as acid or base according to Bronsted - Lowry concept.
$$\eqalign{ & \left( {\text{i}} \right)C{H_3}CO{O^ - } \cr & \left( {{\text{ii}}} \right){H_3}{O^ + } \cr & \left( {{\text{iii}}} \right)SO_4^{2 - } \cr & \left( {{\text{iv}}} \right)HCl \cr} $$
(i)
(ii)
(iii)
(iv)
(a) Bronsted base Bronsted base Bronsted base Bronsted acid
(b) Bronsted base Bronsted acid Bronsted acid Bronsted base
(c) Bronsted base Bronsted acid Bronsted base Bronsted acid
(d) Bronsted acid Bronsted acid Bronsted base Bronsted base

A. (a)
B. (b)
C. (c)  
D. (d)
Answer :   (c)
Solution :
Any species which can accept a proton is Bronsted base while which can give a proton is Bronsted acid.

Releted MCQ Question on
Physical Chemistry >> Ionic Equilibrium

Releted Question 1

Molten sodium chloride conducts electricitry due to the presence of

A. free electrons
B. free ions
C. free molecules
D. atoms of sodium and chlorine
View Answer
Releted Question 2

An acidic buffer solution can be prepared by mixing the solutions of

A. ammonium acetate and acetic acid
B. ammonium chloride and ammonioum hydroxide
C. sulphuric acid and sodium sulphate
D. sodium chloride and sodium hydroxide.
View Answer
Releted Question 3

The $$pH$$ of a 10-8 molar solution of $$HCl$$  in water is

A. 8
B. -8
C. between 7 and 8
D. between 6 and 7
View Answer
Releted Question 4

Of the given anions, the strongest Bronsted base is

A. $$CI{O^ - }$$
B. $$CIO_2^ - $$
C. $$CIO_3^ - $$
D. $$CIO_4^ - $$
View Answer

Practice More Releted MCQ Question on
Ionic Equilibrium

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