Teaching DSSSB PGT Mock Test 2025 Chemistry Organic Chemistry – Some Basic Principles and Techniques Fundamental Concepts in Organic Reaction Mechanism
Consider the following statement about aliphatic unimolecular nucleophilic substitution reactions:
1. They follow first order kinetics.
2. They proceed with racemisation.
3. Rearrangements may take place in them.
4. Reaction takes place in one step.
Of these, the correct statements are :
1
All 1, 2, 3 and 4
2
Only 1, 2 and 3
3
Only 1,3, and 4
4
Only 2, 3 and 4