Appearance: Bluish black or dark purple crystals with pungent odour ; Violet solid with a sharp, characteristic odor.
Products:
I2O5 – Diiodine pentoxide
Other names: Iodine pentoxide, Iodine(V) oxide, Iodic anhydride, O2IOIO2
Appearance: White crystalline solid | hygroscopic
Cl2
Names: Chlorine, Molecular chlorine
Appearance: Greenish-yellow compressed liquefied gas with pungent odour ; Greenish-yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.]