1
MHT CET 2020 16th October Morning Shift
MCQ (Single Correct Answer)
+1
-0

The reaction $$2 \mathrm{R}-\mathrm{Cl}+\mathrm{CoF}_2 \longrightarrow 2 \mathrm{R}-\mathrm{F}+\mathrm{CoCl}_2$$ is an example of ............... .

A
Swarts reaction
B
Sandmeyer's reaction
C
Wurtz-fittig reaction
D
Finkelstein reaction
2
MHT CET 2020 16th October Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following methods is not suitable for the preparation of alkyl chlorides?

A
Addition of $$\mathrm{HCl}$$ to alkene
B
Treating alcohols with Lucas reagent
C
By heating alcohols with thionyl chloride
D
Chlorination of alkanes in presence of sunlight
3
MHT CET 2020 16th October Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify the catalyst $$X$$ used in following reaction.

$$\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{Br}+2[\mathrm{H}] \xrightarrow{X} \mathrm{CH}_3-\mathrm{CH}_3+\mathrm{HBr}$$

A
$$\mathrm{K}_2 \mathrm{Cr}_2 \mathrm{O}_7$$
B
$$\mathrm{KMnO}_4$$
C
$$\mathrm{CaO}, \Delta$$
D
$$\mathrm{Zn}$$-Cu couple in alcohol
4
MHT CET 2019 3rd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

What type of hybridisation is present in carbocation formed during the alkaline hydrolysis of 1 - bromo-1-phenyl ethane?

A
$s p^2$
B
$s p$
C
$d^2 s p^3$
D
$s p^3$
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