Predict the R,S configurations for the labelled chiral centers: CI CI 3. Br (a) 1-S, 2-S, 3-S, 4-R (b) 1-S, 2-S, 3-R, 4-R (c) 1-S, 2-S, 3-S, 4-S (d) 1-R, 2-S, 3-S, 4-S What is the eigen value of the function e* when operated on the operator d" / d" ? (A) a" () " (C) a'e* (D) a" / e* Which of the following molecules are chiral? I II III CH2OH CH3 H3C CH3 H3C H3C H. IV V CH3 COOH HO CH3 NH2 (A) II and III (B) I and IV (C) III and IV (D) IV and V