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1
MHT CET 2020 19th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the SI unit for electrochemical equivalent?

A
Js$^{-1}$
B
JC$^{-1}$
C
kgC
D
kgC$^{-1}$
2
MHT CET 2020 19th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

Number of electrons involved in the reaction, when 1 Faraday of electricity is passed through an electrolytic solution is

A
$12 \times 10^{46}$
B
$96500$
C
$6.022 \times 10^{23}$
D
$8 \times 10^{16}$
3
MHT CET 2020 16th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

A solution of $$\mathrm{CuSO}_4$$ is electrolysed using a current of 1.5 amperes for 10 minutes. What mass of Cu is deposited at cathode? [Atomic mass of $$\mathrm{Cu}=63.7$$]

A
0.637 g
B
0.297 g
C
0.150 g
D
0.395 g
4
MHT CET 2020 16th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

If resistivity of 0.8 M KCl solution is $$2.5 \times 10^{-3} \Omega \mathrm{~cm}$$. Calculate molar conductivity solution?

A
$$2 \times 10^5 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
B
$$5 \times 10^5 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
C
$$4 \times 10^5 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
D
$$3 \times 10^5 \Omega^{-1} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$$
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