Question

Why is ozone labelled as tri-atomic?
(a) because ozone can exist freely in nature
N
(b) because ozone is a gas and gases are tri-atomic
(c) because three atoms of oxygen combine to form ozone
(d) because three molecules of oxygen combine to form ozone​

Answer 1

option d

Explanation:

because three molecules of oxygen combine to form ozone

as three molecules of oxygen can combine and not three atoms