Question

which of the following halogen oxide in ionic
I2O5
I4O9
BrO3
ClO2​

Answer 1

Answer:

I4O9. Iodine oxides are chemical compounds of oxygen and iodine. Iodine has only two stable oxides which are isolatable in bulk, iodine tetroxide and iodine pentoxide, but a number of other oxides are formed in trace quantities or have been hypothesized to exist.

Answer 2

The answer will be 14O9

This i