Scientists at Brookhaven National Lab are studying molecular [moh-LEK-yoo-lur] wires as a potential polymeric replacement for silicon-based technologies. Which of the following polymers could behave as a molecular wire without any other functional groups?

W) Polyester

X) Polyphenylene [poly-FEH-nil-een] vinylene

Y) Polyamide [poly-AM-ide]

Z) Polystyrene [poly-STYE-reen]
X) POLYPHENYLENE VINYLENE