1
MHT CET 2019 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

' $K$ is Henry's constant and has the unit

A
atm $\mathrm{mol}^{-1} \mathrm{dm}^3$
B
$\mathrm{mol}^{-1} \mathrm{dm}^3 \mathrm{~atm}^{-1}$
C
$\mathrm{atm} \mathrm{~mol} \mathrm{~dm}^{-3}$
D
$\mathrm{mol} \mathrm{~dm}^{-3} \mathrm{~atm}^{-1}$
2
MHT CET 2019 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

For the conversion of oxygen to ozone in the atmosphere, nitric oxide in gaseous phase acts as

A
enzyme catalyst
B
inhibitor
C
homogeneous catalyst
D
heterogeneous catalyst
3
MHT CET 2019 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following group 15 elements does not exhibit allotropy?

A
N
B
As
C
Sb
D
Bi
4
MHT CET 2019 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following oxides of nitrogen is called nitrogen sesquioxide?

A
$\mathrm{NO}_2$
B
$\mathrm{N}_2 \mathrm{O}_3$
C
$\mathrm{N}_2 \mathrm{O}_4$
D
$\mathrm{N}_2 \mathrm{O}_5$
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