List of top Chemistry Questions on Conductance asked in MHT CET

The relation between molar conductivity \( \Lambda_m \), conductivity \( \kappa \), and concentration \( C \) of an electrolyte solution is:

If the concentration of an electrolyte solution decreases, the molar conductivity \( \Lambda_m \) will:

What is molar conductivity at zero concentration in $\Omega^{-1}$ cm$^2$ mol$^{-1}$ for aluminium sulphate, if molar ionic conductivities at zero concentration of Al$^{3+}$ and SO$_4^{2-}$ are 189 $\Omega^{-1}$ cm$^2$ mol$^{-1}$ and 50.1 $\Omega^{-1}$ cm$^2$ mol$^{-1}$ respectively?

The conductivity of 0.3 M solution of KCl at 298 K is 0.0627 S cm$^{-1}$. What is it's molar conductivity?

The conductivity of $0.012\ \text{M}$ NaBr solution is $2.67 \times 10^{-4}\ \text{S\ cm}^{-1}$. What is it's molar conductivity?

The conductivity of $0.04\ \mathrm{M}\ \mathrm{BaCl_2}$ solution is $0.0112\ \Omega^{-1}\ \mathrm{cm^{-1}}$ at $25^\circ\text{C}$. What is its molar conductivity?

The resistance of $0.2\ \mathrm{M}$ solution of an electrolyte is $30\ \Omega$ and conductivity is $1.2\ \mathrm{S\ m^{-1}}$. What is the value of cell constant?

The molar conductivity of $0.4\text{ M KCl}$ solution is $2.5 \times 10^5\ \Omega^{-1}\text{ cm}^2\text{ mol}^{-1}$. What is the resistivity of solution?

Which among the following statements is true for conductivity?

What will be the concentration of solution of electrolyte if its molar conductivity and conductivity are respectively 230 \(\Omega^{-1} \, \text{cm}^2 \, \text{mol}^{-1}\) and 0.0115 \(\Omega^{-1} \, \text{cm}^{-1}\) at 298 K?

What is the molar conductivity of $0.05\ \text{M}$ solution of sodium hydroxide, if its conductivity is $0.0118\ \text{S}\ \text{cm}^{-1}$ at $298\ \text{K}$?

Which among the following aqueous salt solution is used in conductivity cell to determine cell constant?

A conductivity cell shows resistance of 600 ohm. If conductivity of 0.01 M KCl is $0.0015\ \Omega^{-1}\ \text{cm}^{-1}$, what is cell constant?

The molar conductivity of 0.1 M $\text{BaCl}_2$ solution is $106\ \Omega^{-1}\ \text{cm}^2\ \text{mol}^{-1}$ at $25^\circ\text{C}$. What is its conductivity?

The molar conductivity of $0.4\text{ M KCl}$ solution is $2.5 \times 10^5\ \Omega^{-1}\text{ cm}^2\text{ mol}^{-1}$. What is the resistivity of solution?

Which among the following statements is true for conductivity?