Which halide forms CH₃CH₂CH₂CH₂CH₂NH₂ when treated with excess NH₃ followed by heating?
CH₃CH₂CH₂CH₂CH₂I reacts with excess NH₃ via SN₂ to form CH₃CH₂CH₂CH₂CH₂NH₂ (pentylamine) after heating.
Ref: NCERT Class 12 Chemistry > Chapter 6: Haloalkanes and Haloarenes > Topic: Elimination Reactions and Reaction with Metals and Other Reactions