IE 1 and IE 2 of Mg are 178 and 348 kcal mol –1 respectively. The energy required for the…
Chemistry · JEE Advanced · NTA Exams — Classification of Elements and Periodicity in Properties
IE1 and IE2 of Mg are 178 and 348 kcal mol–1 respectively. The energy required for the reaction Mg (g) → Mg2+ (g) + 2e– is
- + 170 kcal
- + 526 kcal
- – 170 kcal
- – 525 kcal
Answer
(B) + 526 kcal
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