MCQ
Correct order of electron affinity ?
- ✓Pnicogen < Chalcogen < Halogen
- BChalcogen < Pnicogen < Halogen
- CHalogen < Pnicogen < Chalcogen
- DChalcogen < Halogen < Pnicogen
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$[K_b\,(CH_3COO^-) =10^{-9},pK_a\,(HPh)=9.6,log\,2 =0.3]$
