Kohlrausch’s Law and its Applications NEET Questions

Physical Chemistry - Redox Reactions and Electrochemistry

Kohlrausch’s Law and its Applications MCQ Questions


1.
Kohlrausch’s law is applicable to
A.
Strong electrolytes only
B.
Weak electrolytes only
C.
Both strong and weak electrolytes
D.
Non-electrolytes
😑 View Answer Rough Work Error
ANSWER :
C. Both strong and weak electrolytes
2.
Kohlrausch’s law helps to determine
A.
Boiling point elevation
B.
Limiting molar conductivity
C.
Freezing point depression
D.
Vapour pressure
😑 View Answer Rough Work Error
ANSWER :
B. Limiting molar conductivity
3.
The unit of molar conductivity is
A.
Ω·m
B.
S·cm²·mol⁻¹
C.
S·mol⁻¹
D.
S·m⁻²
😑 View Answer Rough Work Error
ANSWER :
B. S·cm²·mol⁻¹
4.
Λ°(NaCl) can be calculated from Λ°(Na⁺) and Λ°(Cl⁻) using
A.
Arrhenius equation
B.
Law of mass action
C.
Kohlrausch’s law
D.
Dalton’s law
😑 View Answer Rough Work Error
ANSWER :
C. Kohlrausch’s law
5.
Kohlrausch’s law is useful for determining
A.
Conductance at infinite dilution
B.
Solubility product
C.
Cell constant
D.
EMF of a cell
😑 View Answer Rough Work Error
ANSWER :
A. Conductance at infinite dilution
6.
Kohlrausch’s law is useful in calculating

NEET - 2015

A.
Molar mass of a solid
B.
Equilibrium constant
C.
Degree of dissociation of weak electrolytes
D.
pH of acidic solution
😑 View Answer Rough Work Error
ANSWER :
C. Degree of dissociation of weak electrolytes