CBSE---2013 Papers with Solutions and Reviews

1.Physics
Go to the following link .Good and succinct presentation of solutions. The paper was interesting  this time.Less weight-age on optics and other popular chapters.Some one number Questions were quiet good.
http://www.careerpoint.ac.in/download/cbse_2012/CBSE%20Board-XII%20Physics%20_Paper_Solution.pdf

2.Chemistry
Go to the following link.Nice paper overall.Scoring one.
http://www.careerpoint.ac.in/download/cbse_2012/CBSE_Board_XII_Chemistry_PaperSol.pdf

3.Maths
Go to the following link.Probably the toughest paper by CBSE level in quiet few years.Many problems not directly from NCERT. JEE (Mains) guys would have probably enjoyed it !! :)
http://www.careerpoint.ac.in/download/cbse_2012/CBSE_Board_XII_Maths_Paper_Sol.pdf

4.Biology
Go to the following link.An average paper.Regular stuff.Nothing out of the world.
http://www.careerpoint.ac.in/download/cbse_2012/CBSE_Board_XII_Maths_Paper_Sol.pdf