What is the molar conductivity of 0 · 1 M NaCl if its conductivity is 1 . 06 × 10 - 2 Ω - 1 cm - 1 ?

1 · 06 × 10 2 Ω - 1 cm 2 mol - 1

1 · 06 × 10 - 2 Ω - 1 cm 2 mol - 1

9 · 4 × 10 - 2 Ω - 1 cm 2 mol - 1

5 · 3 × 10 3 Ω - 1 cm 2 mol - 1

Match List - I with List - II : List - I (Parameter) List - II (Unit) (a) Cell constant (i) S cm 2 mol - 1 (b) Molar conductivity (ii) Dimensionless (c) Conductivity (iii) m - 1 (d) Degree of dissociation of electrolyte (iv) Ω - 1 m - 1

(a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)

(a)-(iii), (b)-(i), (c)-(ii), (d)-(iv)

(a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)

(a)-(ii), (b)-(i), (c)-(iii), (d)-(iv)

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Which of the following curve will represent the variation of conductance C during titration of $C H_{3} C O O H$ by gradual addition of NaOH solution (V)

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Important Questions on Electrochemistry

MEDIUM

Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

At a particular temperature, the ratio of molar conductance to specific conductance of

0.01 M

NaCl

solution is

EASY

Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

The pair of electrolytes that possess same value for the constant

(A)

in the Debye - Huckel - Onsagar equation,

λ_{m} = λ_{m} ° - A \sqrt{C}

HARD

Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

Among the following, the plot that correctly represents the conductometric titration of

0.05 M

H_{2} {SO}_{4}

with

0.1 M {NH}_{4} OH

EASY

Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

If the resistivity of

0.1 M KCl

solution is

50 Ω cm .

What is its molar conductivity?

HARD

Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

Which one of the following graphs between molar conductivity

(Λ_{m})

versus

\sqrt{C}

is correct?

EASY

Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

The molar conductivities of

NaOH, NaCl

and

{BaCl}_{2},

at infinite dilution are

2.481 \times 10^{- 2} {Sm}^{2} {mol}^{- 1} 1.265 \times 10^{- 2} {Sm}^{2} {mol}^{- 1}

and

2.800 \times 10^{- 2} {Sm}^{2} {mol}^{- 1}

respectively. The molar conductivity of

Ba {(OH)}_{2}

. at infinite dilution will be

MEDIUM

Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

What is the molar conductivity of

0 \cdot 1 M NaCl

if its conductivity is

1.06 \times 10^{- 2} Ω^{- 1} {cm}^{- 1}

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Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

Match List - I with List - II :

	List - I (Parameter)		List - II (Unit)
(a)	Cell constant	(i)	$S {cm}^{2} {mol}^{- 1}$
(b)	Molar conductivity	(ii)	Dimensionless
(c)	Conductivity	(iii)	$m^{- 1}$
(d)	Degree of dissociation of electrolyte	(iv)	$Ω^{- 1} m^{- 1}$

EASY

Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

Consider the statements

S 1

and

S 2

S 1

: Conductivity always increases with decreases in the concentration of electrolyte.

S 2

: Molar conductivity always increases with decreases in the concentration of electrolyte.
The correct option among the following

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Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

Which of the following electrolytic solution has the least specific conductance

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Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

The molar conductivity of a

0.5 mol {dm}^{- 3}

solution of

A g N O_{3}

with electrolytic conductivity of

5.76 \times 10^{- 3} S c m^{- 1}

298 K

HARD

Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

The resistance of

0 .01 N

solution of an electrolyte was found to be

220 ohm

298 K

using a conductivity cell with a cell constant of

0.88 cm^{- 1}

. The value of equivalent conductance of solution is-

EASY

Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

The resistance of

0.01 M KCl

solution at

298 K

1500 Ω .

If the conductivity of

0.01 M KCl

solution at

298 K

0.1466 \times 10^{- 3} S {cm}^{- 1} .

The cell constant of the conductivity cell in

{cm}^{- 1}

EASY

Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

What are the units of equivalent conductivity of a solution?

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Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

Given below are two statements:
Statement I : The limiting molar conductivity of $KCl$ (strong electrolyte) is higher compared to that of $\mathrm{CH}_{3} \mathrm{COOH}$ (weak electrolyte).
Statement II : Molar conductivity decreases with decrease in concentration of electrolyte.

In the light of the above statements, choose the most appropriate answer from the options given below:

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Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

Ionic mobility of

{Ag}^{+}

(λ_{{Ag}^{+}} = 5 \times 10^{- 1} {ohm}^{- 1} {cm}^{2} {eq}^{- 1})

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Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

The resistance of a conductivity cell containing

0.001 MKCl

solution at

298 K

1500 Ω

. What is the cell constant if the conductivity of

0.001 MKCl

solution at

298 K

0.146 \times 10^{- 3} {Scm}^{- 1} .

EASY

Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

The variation of molar conductively with concentration of an electrolyte (X) in aqueous solution is shown in the given figure.

Question Image

The electrolyte X is :

MEDIUM

Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

The molar conductivities of

HCl, NaCl, {CH}_{3} COOH

and

{CH}_{3} COONa

at infinite dilution follow the order

HARD

Chemistry>Physical Chemistry>Electrochemistry>Conductance in Electrolytic Solutions

Resistance of 0.2 M solution of an electrolyte is

50 Ω

. The specific conductance of the solution is

{1.4 S m}^{-1}

. The resistance of 0.5 M solution of the same electrolyte is

280 Ω

. The molar conductivity of 0.5 M solution of the electrolyte in

{S m}^{2} {mol}^{-1}

is :

Which of the following curve will represent the variation of conductance C during titration of CH3COOH by gradual addition of NaOH solution (V)

Important Questions on Electrochemistry

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Which of the following curve will represent the variation of conductance C during titration of $C H_{3} C O O H$ by gradual addition of NaOH solution (V)