NEET Chemistry
Sn1 Sn2 Reactions
Low Priority
Consistency: 20%
Weightage: 4 / 20 Yrs
High-Yield Trend
1
2021 1
2010 1
2009 1
2008 Questions 4 MCQs
01
PYQ 2008
easy
chemistry ID: neet-200
In a SN2 substitution reaction of the type
one of the following that has the highest relative rate is:
| 1. | 2. | ||
| 3. | 4. |
1
(1)
2
(2)
3
(3)
4
(4)
02
PYQ 2009
easy
chemistry ID: neet-200
Which of the following reactions is an example of a nucleophilic substitution reaction?
1. RX + KOH → ROH + KX
2. 2RX + 2Na →R — R + 2NaX
3. RX + H2→RH + HX
4. RX + Mg →RMg X
1
(1)
2
(2)
3
(3)
4
(4)
03
PYQ 2010
easy
chemistry ID: neet-201
Which one is most reactive towards SN1 reaction?
1.
2.
3.
4.
1
(1)
2
(2)
3
(3)
4
(4)
04
PYQ 2021
easy
chemistry ID: neet-202
The major product formed in the dehydrohalogenation reaction of 2-Bromo pentane is Pent-2-ene. This product formation is based on:
| 1. | Hofmann Rule | 2. | Huckel's Rule |
| 3. | Saytzeff's Rule | 4. | Hund's Rule |
1
(1)
2
(2)
3
(3)
4
(4)