1
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The molar conductivities at infinite dilution for sodium acetate, HCl and NaCl are $91 \mathrm{~S} \mathrm{~cm}{ }^2$ $\mathrm{mol}^{-1}, 425.9 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$ and $12.6 .4 \mathrm{~S} \mathrm{~cm}^2$ $\mathrm{mol}^{-1}$ respectively. The molar conductivity of acetic acid at infinite dilution is

A
$390.5 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
B
$530.9 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
C
$300.5 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
D
$930.5 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}$
2
MHT CET 2019 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following acts as oxidising agent in hydrogen-oxygen fuel cell ?

A
$\mathrm{H}_2$
B
KOH
C
$\mathrm{O}_2$
D
C
3
MHT CET 2019 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Standard hydrogen electrode (SHE) is a

A
primary reference electrode
B
secondary reference electrode
C
metal - sparingly soluble salt electrode
D
metal - metal ion electrode
4
MHT CET 2019 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

The conductivity of an electrolytic solution decreases on dilution due to

A
decrease in number of ions per unit volume
B
increase in ionic mobility of ions
C
increase in percentage ionisation
D
increase in number of ions per unit volume
MHT CET Subjects
EXAM MAP