Which of the following compounds are chiral? Draw each compound in its most symmetric co...

Which of the following compounds are chiral? Draw each compound in its most symmetric conformation, star (*) any asymmetric carbon atoms, and draw any mirror planes. Label any mesocompounds. You may use Fischer projections if you prefer.

(a) meso-2,3-dibromo-2,3-dichlorobutane

(b) -2,3-dibromo-2,3-dichlorobutane

(c) (2R,3S)-2-bromo-3-chlorobutane

(d) (2R,3S)-2,3-dibromobutane

(e) (R,R)-2,3-dibromobutane

(f)

(g)