Questions
All elements of 15th group form many compounds in +5 oxidation state. The well known only compound of Bi in +5 oxidation state is :
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Correct option is A
Due to inert pair effect (no participation of 6s2 pair of electrons in bonding) that Bi+5 is not formed, yet fluorine the highest oxidising element is able to excite ns2 pair for bonding by making them unpaired..Similar Questions
The bond dissociation energy of BF bond in BF3 is 646 kJ mol–1 whereas that of CF in CF4 is 315 kJ mol–1. The correct reason for higher BF bond dissociation energy as compared to that of CF bond is :
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