Question

IBr7 doesn't exist but IF7 exist why?​

Answer 1

Answer:

HERE"S THE ANSWER !

FLUORINE IS THE MOST ELECTRONEGATIVE ELEMENT IN THE PERIODIC TABLE. HENCE IT CAN FORM BONDS WITH NOBLE GAS CONFIGURATION OF IODINE (IF₇)

BUT CHLORINE, THOUGH HIGHLY ELECTRONEGATIVE, iS NOT HIGHLY ELECTRONEGATIVE ENOUGH TO FORM NOBLE GAS IODINE (ICL₇) ......and HENCE ICL₇ does not exist