00274nam a2200097Ia 4500008004000000082001300040100002000053245005500073260004000128300000800168210210b2000   xxu||||| |||| 00| 0 eng d  a540 REVT  aREVANKAR (S A).  aTextbook of chemistry: for II year pre-university.  aBangalorebOmkar publicationsc2000  a434