Official course description: A general chemistry sequence for students majoring in most sciences, pharmacy, and chemical engineering. CH 231H is a lecture course; CH 261H is the laboratory component. Lec/rec. (Bacc Core Course if taken with CH 261H) PREREQS: (CH 261H* [D-] or CH 271H* [D-] ) and one year of high school chemistry and acceptable aptitude test scores. CH 121 is accepted in lieu of high school chemistry as a prerequisite for this sequence. CH 231H, CH 232H, CH 233H must be taken in order. Honors College approval required.