Questions
Which is true for an element R present in 13th group of the periodic table ?
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Correct option is C
Group 13 elements are in + 3 and + 1 oxidation state.Thus they form R2O3 type oxide. Ex. Al2O3Similar 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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