Variation of Conductivity and Molar Conductivity with concentration
CHXII03:ELECTROCHEMISTRY

330461 The pair of electrolytes that posses same value for the constant (A) in the Debye - Huckel - Onsagar equation, \({{\rm{\Lambda }}_{\rm{m}}}{\rm{ = \Lambda }}_{\rm{m}}^{\rm{o}}{\rm{ = A}}\sqrt {\rm{C}} \)

1 \({\rm{N}}{{\rm{H}}_{\rm{4}}}{\rm{Cl,}}\,\,{\rm{NaBr}}\)
2 \({\rm{NaBr,}}\,\,{\rm{MgS}}{{\rm{O}}_{\rm{4}}}\)
3 \({\rm{NaCl,}}\,\,{\rm{CaC}}{{\rm{l}}_{\rm{2}}}\)
4 \({\rm{MgS}}{{\rm{O}}_{\rm{4}}}{\rm{,}}\,\,{\rm{N}}{{\rm{a}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)
CHXII03:ELECTROCHEMISTRY

330462 The one which decreases with dilution is

1 conductance
2 specific conductance
3 equivalent conductance
4 molar conductance
CHXII03:ELECTROCHEMISTRY

330463 In a cell that utilises the reaction
\(\mathrm{Zn}(\mathrm{s})+2 \mathrm{H}^{+}(\mathrm{aq}) \rightarrow \mathrm{Zn}^{2+}(\mathrm{aq})+\mathrm{H}_{2}(\mathrm{~g})\)
addition of \(\mathrm{H}_{2} \mathrm{SO}_{4}\) to cathode compartment, will

1 increase the E and shift equilibrium to the right.
2 lower the \(E\) and shift equilibrium to the right.
3 lower the E and shift equlibrium to the left.
4 increase the \(\mathrm{E}\) and shift equilibrium to the left.
CHXII03:ELECTROCHEMISTRY

330464 Statement A :
On increasing dilution, the specific conductance keep on increasing.
Statement B :
On increasing dilution, degree of ionisation of weak electrolyte increases and molar conductivity increases.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both Statements are correct.
4 Both Statements are incorrect.
CHXII03:ELECTROCHEMISTRY

330465 Assertion :
The conductivity of solution is greater than pure solvent.
Reason :
Conductivity depends upon number of the ions present in solution.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII03:ELECTROCHEMISTRY

330461 The pair of electrolytes that posses same value for the constant (A) in the Debye - Huckel - Onsagar equation, \({{\rm{\Lambda }}_{\rm{m}}}{\rm{ = \Lambda }}_{\rm{m}}^{\rm{o}}{\rm{ = A}}\sqrt {\rm{C}} \)

1 \({\rm{N}}{{\rm{H}}_{\rm{4}}}{\rm{Cl,}}\,\,{\rm{NaBr}}\)
2 \({\rm{NaBr,}}\,\,{\rm{MgS}}{{\rm{O}}_{\rm{4}}}\)
3 \({\rm{NaCl,}}\,\,{\rm{CaC}}{{\rm{l}}_{\rm{2}}}\)
4 \({\rm{MgS}}{{\rm{O}}_{\rm{4}}}{\rm{,}}\,\,{\rm{N}}{{\rm{a}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)
CHXII03:ELECTROCHEMISTRY

330462 The one which decreases with dilution is

1 conductance
2 specific conductance
3 equivalent conductance
4 molar conductance
CHXII03:ELECTROCHEMISTRY

330463 In a cell that utilises the reaction
\(\mathrm{Zn}(\mathrm{s})+2 \mathrm{H}^{+}(\mathrm{aq}) \rightarrow \mathrm{Zn}^{2+}(\mathrm{aq})+\mathrm{H}_{2}(\mathrm{~g})\)
addition of \(\mathrm{H}_{2} \mathrm{SO}_{4}\) to cathode compartment, will

1 increase the E and shift equilibrium to the right.
2 lower the \(E\) and shift equilibrium to the right.
3 lower the E and shift equlibrium to the left.
4 increase the \(\mathrm{E}\) and shift equilibrium to the left.
CHXII03:ELECTROCHEMISTRY

330464 Statement A :
On increasing dilution, the specific conductance keep on increasing.
Statement B :
On increasing dilution, degree of ionisation of weak electrolyte increases and molar conductivity increases.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both Statements are correct.
4 Both Statements are incorrect.
CHXII03:ELECTROCHEMISTRY

330465 Assertion :
The conductivity of solution is greater than pure solvent.
Reason :
Conductivity depends upon number of the ions present in solution.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII03:ELECTROCHEMISTRY

330461 The pair of electrolytes that posses same value for the constant (A) in the Debye - Huckel - Onsagar equation, \({{\rm{\Lambda }}_{\rm{m}}}{\rm{ = \Lambda }}_{\rm{m}}^{\rm{o}}{\rm{ = A}}\sqrt {\rm{C}} \)

1 \({\rm{N}}{{\rm{H}}_{\rm{4}}}{\rm{Cl,}}\,\,{\rm{NaBr}}\)
2 \({\rm{NaBr,}}\,\,{\rm{MgS}}{{\rm{O}}_{\rm{4}}}\)
3 \({\rm{NaCl,}}\,\,{\rm{CaC}}{{\rm{l}}_{\rm{2}}}\)
4 \({\rm{MgS}}{{\rm{O}}_{\rm{4}}}{\rm{,}}\,\,{\rm{N}}{{\rm{a}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)
CHXII03:ELECTROCHEMISTRY

330462 The one which decreases with dilution is

1 conductance
2 specific conductance
3 equivalent conductance
4 molar conductance
CHXII03:ELECTROCHEMISTRY

330463 In a cell that utilises the reaction
\(\mathrm{Zn}(\mathrm{s})+2 \mathrm{H}^{+}(\mathrm{aq}) \rightarrow \mathrm{Zn}^{2+}(\mathrm{aq})+\mathrm{H}_{2}(\mathrm{~g})\)
addition of \(\mathrm{H}_{2} \mathrm{SO}_{4}\) to cathode compartment, will

1 increase the E and shift equilibrium to the right.
2 lower the \(E\) and shift equilibrium to the right.
3 lower the E and shift equlibrium to the left.
4 increase the \(\mathrm{E}\) and shift equilibrium to the left.
CHXII03:ELECTROCHEMISTRY

330464 Statement A :
On increasing dilution, the specific conductance keep on increasing.
Statement B :
On increasing dilution, degree of ionisation of weak electrolyte increases and molar conductivity increases.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both Statements are correct.
4 Both Statements are incorrect.
CHXII03:ELECTROCHEMISTRY

330465 Assertion :
The conductivity of solution is greater than pure solvent.
Reason :
Conductivity depends upon number of the ions present in solution.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII03:ELECTROCHEMISTRY

330461 The pair of electrolytes that posses same value for the constant (A) in the Debye - Huckel - Onsagar equation, \({{\rm{\Lambda }}_{\rm{m}}}{\rm{ = \Lambda }}_{\rm{m}}^{\rm{o}}{\rm{ = A}}\sqrt {\rm{C}} \)

1 \({\rm{N}}{{\rm{H}}_{\rm{4}}}{\rm{Cl,}}\,\,{\rm{NaBr}}\)
2 \({\rm{NaBr,}}\,\,{\rm{MgS}}{{\rm{O}}_{\rm{4}}}\)
3 \({\rm{NaCl,}}\,\,{\rm{CaC}}{{\rm{l}}_{\rm{2}}}\)
4 \({\rm{MgS}}{{\rm{O}}_{\rm{4}}}{\rm{,}}\,\,{\rm{N}}{{\rm{a}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)
CHXII03:ELECTROCHEMISTRY

330462 The one which decreases with dilution is

1 conductance
2 specific conductance
3 equivalent conductance
4 molar conductance
CHXII03:ELECTROCHEMISTRY

330463 In a cell that utilises the reaction
\(\mathrm{Zn}(\mathrm{s})+2 \mathrm{H}^{+}(\mathrm{aq}) \rightarrow \mathrm{Zn}^{2+}(\mathrm{aq})+\mathrm{H}_{2}(\mathrm{~g})\)
addition of \(\mathrm{H}_{2} \mathrm{SO}_{4}\) to cathode compartment, will

1 increase the E and shift equilibrium to the right.
2 lower the \(E\) and shift equilibrium to the right.
3 lower the E and shift equlibrium to the left.
4 increase the \(\mathrm{E}\) and shift equilibrium to the left.
CHXII03:ELECTROCHEMISTRY

330464 Statement A :
On increasing dilution, the specific conductance keep on increasing.
Statement B :
On increasing dilution, degree of ionisation of weak electrolyte increases and molar conductivity increases.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both Statements are correct.
4 Both Statements are incorrect.
CHXII03:ELECTROCHEMISTRY

330465 Assertion :
The conductivity of solution is greater than pure solvent.
Reason :
Conductivity depends upon number of the ions present in solution.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII03:ELECTROCHEMISTRY

330461 The pair of electrolytes that posses same value for the constant (A) in the Debye - Huckel - Onsagar equation, \({{\rm{\Lambda }}_{\rm{m}}}{\rm{ = \Lambda }}_{\rm{m}}^{\rm{o}}{\rm{ = A}}\sqrt {\rm{C}} \)

1 \({\rm{N}}{{\rm{H}}_{\rm{4}}}{\rm{Cl,}}\,\,{\rm{NaBr}}\)
2 \({\rm{NaBr,}}\,\,{\rm{MgS}}{{\rm{O}}_{\rm{4}}}\)
3 \({\rm{NaCl,}}\,\,{\rm{CaC}}{{\rm{l}}_{\rm{2}}}\)
4 \({\rm{MgS}}{{\rm{O}}_{\rm{4}}}{\rm{,}}\,\,{\rm{N}}{{\rm{a}}_{\rm{2}}}{\rm{S}}{{\rm{O}}_{\rm{4}}}\)
CHXII03:ELECTROCHEMISTRY

330462 The one which decreases with dilution is

1 conductance
2 specific conductance
3 equivalent conductance
4 molar conductance
CHXII03:ELECTROCHEMISTRY

330463 In a cell that utilises the reaction
\(\mathrm{Zn}(\mathrm{s})+2 \mathrm{H}^{+}(\mathrm{aq}) \rightarrow \mathrm{Zn}^{2+}(\mathrm{aq})+\mathrm{H}_{2}(\mathrm{~g})\)
addition of \(\mathrm{H}_{2} \mathrm{SO}_{4}\) to cathode compartment, will

1 increase the E and shift equilibrium to the right.
2 lower the \(E\) and shift equilibrium to the right.
3 lower the E and shift equlibrium to the left.
4 increase the \(\mathrm{E}\) and shift equilibrium to the left.
CHXII03:ELECTROCHEMISTRY

330464 Statement A :
On increasing dilution, the specific conductance keep on increasing.
Statement B :
On increasing dilution, degree of ionisation of weak electrolyte increases and molar conductivity increases.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both Statements are correct.
4 Both Statements are incorrect.
CHXII03:ELECTROCHEMISTRY

330465 Assertion :
The conductivity of solution is greater than pure solvent.
Reason :
Conductivity depends upon number of the ions present in solution.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.