[Paladin2]

VO2 doesn’t sound like a metal, any more than CuO2 does.

[Oberon]

Bingo.

Vanadium? Sure.

Vanadium dioxide? Not.

[PLMerite]

"VO2 doesn’t sound like a metal, any more than CuO2 does."

A little more O and it's shampoo:

Slow morning.