Calculate the electron affinity of Br from following data :   Lattice energy of NaBr =-
Channel: Doubtnut
Date: 2020-04-19

Calculate the electron affinity of Br from following data :   Lattice energy of NaBr =-`736 "kJ mole" ^(-1)`   `B.E._((Br.Br))=192 "kJ mole"^(_1)`   `DeltaH_(f(NaBr))=-376"kJmole"^(-1)`   `(I.E.)_(Na)=490"kJ mole"^(-1)`   `DeltaH_(298K)` of sublemation of `Na=109 "kJ mole"^(-1)`