Questions
Due to small size of boron, the sum of its first three ionisation enthalpies is very high. This prevents it
detailed solution
Correct option is D
Due to small size of boron, the sum of the first three ionisation enthalpies is high. This prevents it to form +3 ions and forces it to form only covalent compounds.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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