1
MHT CET 2020 16th October Morning Shift
MCQ (Single Correct Answer)
+1
-0

What will be the concentration of $$\mathrm{NaCl}$$ solution, if the molar conductivity and conductivity of $$\mathrm{NaCl}$$ solution is $$124.3 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$ and $$1.243 \times 10^{-4} \Omega^{-1} \mathrm{~cm}^2$$ respectively?

A
$$0.1 \mathrm{~mol} \mathrm{~L}^{-1}$$
B
$$0.001 \mathrm{~mol} \mathrm{~L}^{-1}$$
C
$$0.01 \mathrm{~mol} \mathrm{~L}^{-1}$$
D
$$0.02 \mathrm{~mol} \mathrm{~L}^{-1}$$
2
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following is correct for electrolysis of brine solution?

A
$\mathrm{O}_2$ gas is liberated at cathode
B
Sodium metal is collected at anode
C
$\mathrm{H}_2$ gas is liberated at cathode
D
$\mathrm{Cl}_2$ gas is liberated at cathode
3
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

In the electrolysis of aqueous sodium chloride with inert electrodes the products obtained at anode and cathode respectively are

A
$\mathrm{Cl}_2$ and Na
B
$\mathrm{O}_2$ and Na
C
$\mathrm{Cl}_2$ and $\mathrm{H}_2$
D
Na and $\mathrm{Cl}_2$
4
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Calculate E.M.F. of following cell at 298 K $\mathrm{Zn}(s)\left|\mathrm{ZnSO}_4(0.01 \mathrm{M})\right|\left|\mathrm{CuSO}_4(1.0 \mathrm{M})\right| \mathrm{Cu}(\mathrm{s})$ if $\mathrm{E}^{\circ}$ cell $=2.0 \mathrm{~V}$

A
2.0 V
B
2.0592 V
C
2.0296 V
D
1.0508 V
MHT CET Subjects
EXAM MAP