India, Feb. 22 -- Police are investigating a suspected leak after the Class 12 chemistry question paper was allegedly circulated on social media in Nagpur. The incident was reported on February 18 at St Ursula Girls' High School and Junior College when the paper was allegedly circulated on WhatsApp nearly half an hour before the exam, officials said on Saturday.

Suspicion arose after a female student repeatedly visited the washroom during the examination. Upon inspection by supervisors, a mobile phone was found in her possession, which revealed that images of the chemistry question paper had been shared in multiple WhatsApp groups before the exam began.

Further investigation by police revealed that a private coaching centre tutor was th...