1
MHT CET 2021 24th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which group from following is responsible for $$(-) \mathrm{R}$$ effect?

A
$$-\mathrm{COOR}$$
B
$$-\mathrm{OR}$$
C
$$-\mathrm{OH}$$
D
$$-\mathrm{NHR}$$
2
MHT CET 2021 23th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Identify most stable free radical from following :

A
$$\mathrm{CH_3CH_2.}$$
B
$$\mathrm{(CH_3)_3C.}$$
C
$$\mathrm{(CH_3)_2CH.}$$
D
$$\mathrm{CH_3.}$$
3
MHT CET 2021 23th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which statement from following is correct for homolytic fission?

A
In this single electron of shared pair moves to one of bonded atom and other to other atom,
B
In this electron deficient and electron rich species are formed.
C
In this electronegative atom pulls both electrons of shared pair.
D
In this carbon free radical formed has $$\mathrm{sp}^3$$ hybridisation.
4
MHT CET 2021 23th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which among the following compounds is a weakest base?

A
Phenymethanamine
B
$$\mathrm{N}$$-Methylanilline
C
Benzenamine
D
N,N-Dimethylaniline
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