HSC - 12TH STD CHEMISTRY 1MARK ,5MARK AND 10 MARKS MATERIAL FOR SLOW LEARNERS AND ELITE 2015-16

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x+V.CHANDRASEKARAN,
RESEARCH SCHOLAR

DEPARTMENT OF CHEMISTRY,

PERIYAR UNIVERSITY,

SALEM 636011. INDIA.
PG TEACHER IN CHEMISTRY,
GOVT HR SEC SCHOOL,
ATHANUR,NAMAKKAL- 636 301.