Yes, OZONIDES is a Scrabble word!

Letter values in Scrabble US: O 1, Z 10, O 1, N 1, I 1, D 2, E 1, S 1.

Is it a valid word?

OZONIDES is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

any of a class of unstable chemical compounds resulting from the addition of ozone to a double bond in an unsaturated compound