1
MHT CET 2020 19th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following molecular formula represents Marshall's acid?

A
$\mathrm{H}_2 \mathrm{S}_2 \mathrm{O}_7$
B
$\mathrm{H}_2 \mathrm{S}_2 \mathrm{O}_8$
C
$\mathrm{H}_2 \mathrm{S}_2 \mathrm{O}_6$
D
$\mathrm{H}_2 \mathrm{SO}_5$
2
MHT CET 2020 19th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

An element crystallises in fcc type of unit cell. The volume of one unit cell is $24.99 \times 10^{-24} \mathrm{~cm}^3$ and density of the element $7.2 \mathrm{~g} \mathrm{~cm}^{-3}$. Calculate the number of unit cells in 36 g of pure sample of element?

A
$2.0 \times 10^{23}$
B
$1.25 \times 10^{21}$
C
$2.0 \times 10^{21}$
D
$2.0 \times 10^{24}$
3
MHT CET 2020 19th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following reagents is used for the following conversion?

$$\mathrm{CH}_3-\mathrm{CH}=\mathrm{CH}-\mathrm{CHO} \longrightarrow \mathrm{CH}_3-\mathrm{CH}=\mathrm{CH}-\mathrm{CH}_2 \mathrm{OH}$$

A
$\mathrm{LiAlH}_4$
B
$\mathrm{Zn}-\mathrm{Hg} / \mathrm{HCl}$
C
$\mathrm{H}_2 / \mathrm{Ni}$
D
$\mathrm{H}_3 \mathrm{O}^{+}$
4
MHT CET 2020 19th October Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify $A$ in the following reaction.

$$A+\mathrm{CH}_3 \mathrm{MgBr} \xrightarrow{\text { Ether }} \text { complex }\xrightarrow{\mathrm{H}_3 \mathrm{O}^{+}}\left(\mathrm{CH}_3\right)_3 \mathrm{C}-\mathrm{OH}$$

A
Acetone
B
Propionaldehyde
C
Acetaldehyde
D
Acetyl chloride
MHT CET Papers
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12