A 17-year-old boy allegedly hanged himself from the ceiling fan at his rented accommodation in Mohali village on Wednesday.
The victim, Azad Ansari, who was a native of Bihar, was training to be an electrician and lived with his friends.
It was one of his friends who found him hanging from the fan when he reached home on Wednesday. He sounded the police who rushed Ansari to civil hospital in Phase 6, where doctors declared him brought dead.
Police said they were yet to rule out foul play, adding that no suicide note was found from the spot. Inquest proceedings have been initiated in the case.