one tetrahedral atom with four different groups attached to carbon it is ca| led chiral carbon(手性碳) a)CH3CHCICH3 (b )CH3CHBrCH2 CH3 C)CH3CHOHCHOHCH3()(CH3)2CHOH (e)BrCHCIl (f)CH3CH2CHCICH2CH3one tetrahedral atom with four different groups attached to carbon, it is called chiral carbon（手性碳） • (a) CH3CHClCH3 (b) CH3CHBrCH2CH3 • (c ) CH3CHOHCHOHCH3 (d) (CH3 )2CHOH • (e) BrCHClI • (f) CH3CH2CHClCH2CH3