Which of the following is a nucleophile?
Solution
NH₃ has a lone pair — it is a nucleophile (electron pair donor). BF₃, AlCl₃, H⁺ are electrophiles (electron deficient).
About this question
Subject: Chemistry · Chapter: Organic Chemistry: Basic Principles · Topic: Types of Organic Reactions
This question is part of PrepWiser's free JEE Main question bank. 20 more solved questions on Organic Chemistry: Basic Principles are available — start with the harder ones if your accuracy is >70%.