Sir i have got 345 in neet 2019 ug and i m a sc canditate of tamilnadu state..plse tell me the possiblity of geeting govt seats

In 2018, under State Quota, 239 marks secured a seat in 239 marks secured a seat in Rajah Mutiah Government Medical College. Going by previpus cut offs, you have a chance at:
PSG Institute of Medical Sciences
Madurai Medical College
Tanjavur MedicalCollege
Coimbatore Medical College among others.  Having said that, cut offs change every year and are dependant on various factors like no.of seats availble, no.of candidates appearing for the exam, top NEET score and difficulty of the exam. You can check the cut offs of each college at:
https://medicine.careers360.com/articles/neet-cutoff-tamil-nadu
You can also use our College Predictor services to check your options:
https://medicine.careers360.com/neet-college-predictor?utm_source=google-search&utm_medium=paid&utm_campaign=neet-clgpd