chemistry sat 2 prep

<p>hi...im giving my sat 2 in chemistry this november...and im quite bad at chem though it is one of my subjects...i just wanted to know what all i should cover for the exam...since my school course (12th grade isc in india) is HUGE...and i cant do it all in a month...
also i was wondering which books and practice tests are the most accurate...in chem and also in physics and math 2...any advice?</p>