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GROUP 2 & 2A GENERAL SCIENCE SYLLABUS Elements and Compounds, Acids, Bases, Salts, Petroleum Products, Fertilizers, Pesticides.
 IN TAMIL PDF&caption=undefined&description=<p>GROUP 2 & 2A GENERAL SCIENCE SYLLABUS
Elements and Compounds, Acids, Bases, Salts, Petroleum Products, Fertilizers, Pesticides.</p>&redirect_uri=http://www.facebook.com){kind=link}