IE_(1)andIE_(2)of Mg are 179 and 348 "kcal mol"^(-1) respectively . The energy required for the reaction "Mg"to"Mg"^(2+)+2e^(-)is

IE_(1)andIE_(2)of Mg are 179 and 348 "kcal mol"^(-1) respectively . Th

1.	IE_(1)andIE_(2)of Mg are 179 and 348 "kcal mol"^(-1) respectively . The energy required for the reaction "Mg"to"Mg"^(2+)+2e^(-)is
Answer» `+169 KCAL mol^(-1)` `-169 kcal mol^(-1)` `+527 kcal mol^(-1)` `-527 kcal mol^(-1)` ANSWER :C