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

Which among the following pairs of electronic effect and it's example is NOT correct?

A
Hyper conjugation : Propene
B
Resonance : Nitromethane
C
$$(-) \mathrm{R}$$ effect: $$\mathrm{C}_6 \mathrm{H}_5 \mathrm{NH}_2$$
D
Electromeric effect: Acetone
2
MHT CET 2021 24th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

identify the species from following that exhibits no bond resonance.

A
$$ \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{Br} $$
B
$$ \mathrm{CH}_3 \mathrm{CH}_2(+) $$
C
$$ \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{NO}_2 $$
D
$$ \mathrm{C}_6 \mathrm{H}_6 $$
3
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
$$-\mathrm{NHR}$$
4
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
$$\mathrm{CH_3.}$$
MHT CET Subjects
EXAM MAP