guys visit http://www.ankur-gupta.com/blog/iit-jee/iit-jee-2009-cutoff
.cud be useful
The total no of alpha and beta particles emitted in the nuclear reaction
238U92 ->214Pb82 is
[url=http://iitjee2009solutions.targetiit.com]Solution Key with Question Paper of 2009 IIT JEE[/url]
guys visit http://www.ankur-gupta.com/blog/iit-jee/iit-jee-2009-cutoff
.cud be useful