A pair of cis-trans isomers is shown in the following windows. Identify each as either a cis isomer or a trans isomer. 1. ball & stick Labels 2. ball stick labels Decide if the 3D model represents a cis configuration, a trans configuration, or if cis-trans isomerism is not possible for the substance. ball & stick Colabels Decide if the following represents a cis isomer, a trans isomer, or if cis-trans isomerism is not possible for the substance. HC CHE HO CH Consider the alkene: , CH H Is the following a cis-trans isomer, a constitutional isomer, or not an isomer of the substance given. CH,CH,CH; ,, H