1
MHT CET 2024 4th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the amount of electricity required in coulombs to convert 0.08 mol of $\mathrm{MnO}_4^{-}$to $\mathrm{Mn}^{2+}$.

A
96500 C
B
38600 C
C
48250 C
D
19300 C
2
MHT CET 2024 3rd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The limiting molar conductivities $\left(\Lambda_0\right)$ for NaCl , KBr and KCl are 126,152 and $150 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$ respectively. What is the $\Lambda_0$ of NaBr ?

A
$128 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
B
$302 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
C
$278 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
D
$176 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
3
MHT CET 2024 3rd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A conductivity cell dipped on 0.05 M KCl has resistance 600 ohm. If conductivity is $0.0015 \mathrm{ohm}^{-1} \mathrm{~cm}^{-1}$. What is the value of cell constant?

A
$0.47 \mathrm{~cm}^{-1}$
B
$0.90 \mathrm{~cm}^{-1}$
C
$1.5 \mathrm{~cm}^{-1}$
D
$2.5 \mathrm{~cm}^{-1}$
4
MHT CET 2024 3rd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the cell constant, if two platinum electrodes in conductivity cell are separated by 0.92 cm and area of cross section is $1.2 \mathrm{~cm}^2$ ?

A
$0.767 \mathrm{~cm}^{-1}$
B
$0.906 \mathrm{~cm}^{-1}$
C
$1.304 \mathrm{~cm}^{-1}$
D
$1.104 \mathrm{~cm}^{-1}$
MHT CET Subjects
EXAM MAP