Only iodine forms hepta-fluoride IF_7,but chl | vedclass

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(C) Due to the larger size of the iodine atom,it can accommodate up to seven small fluorine atoms around it. In contrast,due to the smaller sizes of c

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that the larger iodine atom can accommodate more number of smaller fluorine atoms around it

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(C) Due to the larger size of the iodine atom,it can accommodate up to seven small fluorine atoms around it. In contrast,due to the smaller sizes of chlorine and bromine atoms,they cannot accommodate seven fluorine atoms. Thus,the steric factor dominates in the case of chlorine and bromine.

Only iodine forms hepta-fluoride $IF_7$,but chlorine and bromine give penta-fluorides. The reason for this is:

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