iodine pentabromide technically would be IBr5 but it doesn't exist. iodine monobromide's chemical formula is IBr though.
The name of this compound is iodine heptafluoride.
Iodine Pentafluoride
Rubidium iodine
The oxidation state of iodine in the compound in the question is -1, as it is in any compound with a name that properly includes the word "iodide" instead of "iodine". "Iodide" is the name of the anion with formula I-1.
Iodine Pentachloride
The name of this compound is iodine heptafluoride.
The name of this compound is iodine heptafluoride.
Iodine potassium
Iodine Pentafluoride
Iodine Heptafluoride
The full name of the IF compound is Interferon.
Rubidium iodine
The compound made of silver and iodine is silver iodide(AgI). Because this is a compound with a metal (silver) and a non-metal (iodine), we use the metal's name with the non-metal's name changed to end in -ide.
iodine dioxide
Silver Iodine
Lithium Iodide
iron iodine