1
MHT CET 2025 20th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

If salicylic acid ( 138 u ) reacts with acetic anhydride ( 102 u ) to from aspirin ( 180 u ) calculate \% atom economy.

A
$25 \%$
B
$50 \%$
C
$65 \%$
D
$75 \%$
2
MHT CET 2025 20th April Morning Shift
MCQ (Single Correct Answer)
+1
-0
Identify a molecule having highest number of lone pair of electrons in valence shell of central atom.
A
$\mathrm{NH}_3$
B
$\mathrm{SF}_4$
C
$\quad \mathrm{ICl}_3$
D
$\mathrm{PCl}_3$
3
MHT CET 2025 20th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following compounds has lowest boiling point?

A
$\left(\mathrm{C}_2 \mathrm{H}_5\right)_2 \mathrm{NH}$
B
$\mathrm{C}_2 \mathrm{H}_5 \mathrm{~N}\left(\mathrm{CH}_3\right)_2$
C
$n-\mathrm{C}_4 \mathrm{H}_9 \mathrm{OH}$
D
$\mathrm{C}_2 \mathrm{H}_5 \mathrm{COOH}$
4
MHT CET 2025 20th April Morning Shift
MCQ (Single Correct Answer)
+1
-0

Calculate the molar mass of an element if it forms fcc unit cell structure [mass of unit cell $=1.8 \times 10^{-22} \mathrm{~g}, \mathrm{~N}_{\mathrm{A}}=6.022 \times 10^{23} \mathrm{~mol}^{-1}$ ]

A
$27.0 \mathrm{~g} \mathrm{~mol}^{-1}$
B
$24.4 \mathrm{~g} \mathrm{~mol}^{-1}$
C
$21.0 \mathrm{~g} \mathrm{~mol}^{-1}$
D
$30.2 \mathrm{~g} \mathrm{~mol}^{-1}$

MHT CET Papers

All year-wise previous year question papers