Chemistry Part I :  Textbook for class XI / 
NCERT 
 - New Delhi:  National Council of Educational Research and Training,  2006. 
 - ix, 253 pages :  illustration,  27x19 cm 
<br/><br/> Gifted by Prof. Prabha Chawla (Retd. Director Professor IGNOU)<br/><br/> 
<br/><br/><label>ISBN: </label>817450494X