The boy has been sent to police custody and his father has been detained by the Indirapuram police, Singh said. An FIR for attempt to murder under Section 307 of the Indian Penal Code has been converted into the Section of Murder (302), he said.
A case under the Arms Act has also been registered against the boy's father, the SSP said.
The incident took place on Tuesday near Vartalok Society in Vasundhara when the duo was returning home on a scooty from a coaching centre, the police said.
The boy also shot himself with a licenced pistol of his father, they said.
"Being a minor, the boy will be sent to jail or the Bal Sudhar Grah. It depends on the discretion of the court and the subject to confirmation of his age as per documents, the SSP added.