Teaching OSSSC TGT Teachers Mock Test Series 2025 Chemistry Organic Chemistry – Some Basic Principles and Techniques
For an E2 reaction, which of the following is correct?
1
R-Cl < R-Br < R-l
2
R-Br < R-l < R-C1
3
R-C1 < R-l < R-Br
4
R-C1 > R-Br > R-l