u hav to be intelligent not hard working to get into iit.
Getting nights after nights doesnot help with iit.
U hav to plan urself acc. to ur capabilities and weaknesses.
If u relly work in proper manner who knows u r the 2013 rank 1.
Its just a matter of hard work+ smart study+ consistency that let u into iit.
N do read NCERT chem 11th and 12th standard well.
BEST OF LUCK!!!!!!!!!!!!!!!!
Plzzzzz approve my answer by clicking on yes below!!!!