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

Which among the following sets of compounds is used as raw material for the preparation of sodium carbonate by Solvay process?

A
$\mathrm{NaOH}, \mathrm{HCl}, \mathrm{CO}_2$
B
$\mathrm{NH}_4 \mathrm{Cl}, \mathrm{H}_2 \mathrm{O}, \mathrm{NaCl}$
C
$\mathrm{NaCl}, \mathrm{NH}_3, \mathrm{Ca}(\mathrm{OH})_2$
D
$\mathrm{NaCl}, \mathrm{CaCO}_3, \mathrm{H}_2 \mathrm{SO}_4$
2
MHT CET 2019 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

What is the $\mathrm{H}-\mathrm{S}-\mathrm{H}$ bond angle in $\mathrm{H}_2 \mathrm{~S}$ ?

A
$104.5^{\circ}$
B
$92.1^{\circ}$
C
$91^{\circ}$
D
$90^{\circ}$
3
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
$\mathrm{mol} \mathrm{~dm}^{-3} \mathrm{~atm}^{-1}$
4
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
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