I am Alok Kumar, Lecturer of Chemistry, Hakimpur Govt. Degree College, Banglahili, Hakimpur, Dinajpur. My permanent address is Uttar Sujapur, Professorpara, Phulbari-5260, Dinajpur. I completed my B.Sc.(Honours) (Chemistry) in 2008 and M.Sc.(Physical Chemistry) in 2009 from Rajshahi University, Bangladesh. I joined my teaching profession in 5th september 2012 and still here now in my service. Here you can learn H.S.C. & B.Sc. Chemistry.