Class XII : Surface Chemistry notes

http://www.slideshare.net/ashima1986/surface-chemistry-53910447

Class XII notes - Chapter 1 - Solid State Part I

http://www.slideshare.net/ashima1986/the-solid-state-part-i

Class XII notes - Chapter 1 - Solid State Part II

http://www.slideshare.net/ashima1986/solid-state-2-53638259

Class XII notes - Amines (Chapter - 13)

http://www.slideshare.net/ashima1986/amines-chapter-13-organic-chemistry

Class XII: K2Cr2O7 & KMnO4 (chapter - 8)

http://www.slideshare.net/ashima1986/k2cr2o7-kmno4

Class XII : Chapter-8 d-&f-block elements

http://www.slideshare.net/ashima1986/chapter-8dfblockelements