What is the name of the molecular compound IF7? iodine fluoride

monoiodine hexafluoride

iodine heptafluoride

heptaiodine fluoride​

the only liquid elements at standard temperature and pressure are bromine (br) and mercury (hg). although, elements caesium (cs), rubidium (rb), francium (fr) and gallium (ga) become liquid at or just above room temperature.

explanation:

може ли да зареждате повече информация, моля

answer seismograph;