ChemistryMedium52×since 2002Q1711The polymer X\mathrm{X}X - consists of linear molecules and is closely packed. It is prepared in the presence of triethylaluminium and titanium tetrachloride under low pressure. The polymer X\mathrm{X}X is-AHigh density polytheneBPolytetrafluoroethaneCLow density polytheneDPolyacrylonitrileCheck answerSkip